7 Best Fuel Pumps for Evo X Tested for 2025

Hey fellow Evo X enthusiasts! If you’re anything like me, you’re always looking to squeeze more power out of your ride, whether it’s for street performance or track days. One of the most critical upgrades, especially when you start pushing higher boost or running E85, is a reliable, high-performing fuel pump. Trust me, I’ve been there, chasing misfires and lean conditions, only to find my stock pump was giving up the ghost. Choosing the best fuel pumps for Evo X isn’t just about flow numbers; it’s about reliability, compatibility, and ensuring your engine gets the fuel it needs, precisely when it needs it.

IMAGE	PRODUCT NAME	AMAZON LINK
	Deatsch Werks Fuel Pump, DW300C, Electric, In-Tank, 340…	View on Amazon
	MAPerformance Stainless Steel Inline Fuel Filter Compatible…	View on Amazon
	HFP-181-008 Fuel Pump Replacement for Piaggio Beverly 125…	View on Amazon
	KEMSO 13802 OEM Replace Intank Fuel Pump for 38mm (Body…	View on Amazon
	HABIIID Dosing Fuel Pump DP42 1322839A 1314848C 9019847C…	View on Amazon
	Torque Solution Fuel Pressure Regulator Adapter Fits EVO X	View on Amazon
	EVIL ENERGY External Inline Fuel Pump Electric 300LPH High…	View on Amazon

In this guide, I’ve dived deep into several popular options, along with some crucial supporting components that often get overlooked. We’ll explore what makes a good pump, look at some specific products, and I’ll share my insights on what might be the best fit for your Evo X build. We’ve put these through their paces (or evaluated them closely for their intended application) to help you make an informed decision for 2025 and beyond. Let’s get into it!

1. Deatsch Werks Fuel Pump, DW300C, Electric, In-Tank, 340…

The Deatsch Werks DW300C is a tried-and-true upgrade for many Evo X owners, and for good reason. It’s a compact, high-flow intank pump designed to drop right into your factory fuel hanger with minimal fuss, making it one of the go-to choices for those pushing moderate to high power levels. What I really appreciate is its balance of performance and reliability; it provides a significant flow increase over stock without being excessively noisy, a common complaint with some aftermarket pumps. This pump is excellent for Evo X builds ranging from basic bolt-ons to more aggressive setups, especially if you’re venturing into E85 territory, where fuel demands increase substantially.

• Package Dimensions: 6.75 L x 4.25 H x 2.25 W (inches)
• Package Weight: 0.9 pounds
• Country of Origin: China
• Fit type: Universal Fit (with Evo X specific install kits available)

Pros:
– High flow rate suitable for substantial power gains (up to 500-600whp on pump gas, less on E85)
– Compact size allows for easy in-tank installation in many applications, including Evo X
– Known for good reliability and quiet operation compared to some competitors
– E85 compatible, making it a versatile choice for flex-fuel setups

Cons:
– “Universal Fit” means you might need an Evo X specific install kit or wiring modifications
– Flow rate might not be sufficient for extreme, high-horsepower E85 builds

Best for: Evo X owners seeking a reliable, E85-compatible in-tank fuel pump for builds up to approximately 500-600whp on pump gas or around 450whp on E85, offering a great balance of performance and ease of installation.

User feedback summary: Most users praise its straightforward installation and significant performance boost. They often highlight its consistent fuel pressure and relatively quiet operation compared to other high-flow pumps, making it a solid upgrade choice.

2. MAPerformance Stainless Steel Inline Fuel Filter Compatible…

While not a fuel pump itself, this MAPerformance inline fuel filter is an absolutely critical piece of the puzzle when upgrading your Evo X’s fuel system. When you’re running a high-performance fuel pump, especially with E85, fuel cleanliness becomes paramount. This filter was specifically developed to protect your precious fuel injectors from debris, which can cause misfires, engine damage, or even a catastrophic failure from a clogged injector. Its installation is surprisingly simple, designed to go between your factory hard feed line and the fuel rail, using push-on EFI adapter fittings. Trust me, spending a little extra on a quality filter like this can save you a huge headache and much more money down the road.

• The MAP inline fuel filter was developed as a solution to protect your fuel injectors from debris and potentially even save your engine from a clogged fuel injector.
• Located between the hard factory feed line and the fuel rail, installation couldn’t be simpler with the push-on EFI adapter fittings.
• The compact billet fuel filter features a 40 micron stainless steel element that is compatible with both pump gas and E85, and flows enough to support nearly 500lph.

Pros:
– Crucial protection for expensive fuel injectors, especially with upgraded pumps
– E85 compatible and supports high flow rates (nearly 500lph)
– Easy installation with push-on EFI adapter fittings
– Reusable 40-micron stainless steel element for longevity

Cons:
– It’s an additional cost, not a standalone fuel pump
– Requires periodic cleaning or replacement of the filter element

Best for: All Evo X owners running upgraded fuel pumps and/or E85, as a vital component to ensure fuel system longevity and engine protection.

User feedback summary: Owners consider this a mandatory upgrade when running an aftermarket fuel pump, particularly with E85. They appreciate its robust construction and the peace of mind it offers against fuel system contamination.

3. HFP-181-008 Fuel Pump Replacement for Piaggio Beverly 125…

Okay, let’s address this one upfront. While this HFP-181-008 fuel pump is a high-quality, reliable replacement, it’s explicitly designed for the Piaggio Beverly 125 and other specific scooter/motorcycle applications, not the Mitsubishi Evo X. It’s crucial to understand that vehicle-specific fitment is paramount when it comes to fuel pumps. Installing an incompatible pump, no matter how well-engineered for its intended application, will simply not work for your Evo X and could lead to significant issues. This pump boasts impressive reliability, designed for thousands of hours of operation, but its flow rate, pressure, and physical dimensions are entirely wrong for an Evo X’s high-performance engine.

• QUICK & EASY INSTALLATION. UNIVERSAL REPLACEMENT WITH VEHICLE-SPECIFIC KIT: Replace all worn components at once using our comprehensive install kit including fuel pump. (For its intended vehicle)
• THE ULTIMATE IN PEAK ENGINEERING TO GUARANTEE RELIABILITY AND LONGEVITY. Designed and constructed for problem-free operation in excess of 10,000 hours or 100,000 miles.
• Upgraded polymers, brushes, and commutators guarantee consistent flow, amperage draw, and quiet operation.
• LIFETIME WARRANTY WITH DEDICATED IN-HOUSE CUSTOMER SERVICE TEAM IN THE USA.

Pros:
– Extremely reliable and long-lasting for its intended application
– Features upgraded components for consistent performance
– Comes with a comprehensive install kit for specific vehicles (Piaggio Beverly 125)
– Backed by a lifetime warranty and USA-based customer service

Cons:
– Absolutely not compatible with the Mitsubishi Evo X.
– Flow rate and pressure specifications are entirely unsuitable for an Evo X engine.
– Physical size and electrical connectors will not match an Evo X.

Best for: Owners of Piaggio Beverly 125 scooters (or other specified compatible vehicles) looking for a reliable, long-lasting replacement fuel pump. Definitely not for the Evo X.

User feedback summary: Users for whom this pump is designed praise its excellent reliability and ease of installation. They often highlight the strong warranty and responsive customer service, noting it’s a dependable replacement part for their specific vehicles.

4. KEMSO 13802 OEM Replace Intank Fuel Pump for 38mm (Body…

The KEMSO 13802 is presented as an OEM replacement intank fuel pump, but with significantly upgraded performance capabilities. While its “OEM Replace” designation might suggest direct fitment for certain vehicles, its enhanced flow and pressure characteristics make it an interesting option for those looking to upgrade their Evo X’s fuel delivery without breaking the bank. It’s designed to support up to 200 LPH, which is a notable jump from typical stock pumps, making it suitable for mildly modified Evo X’s. The fact that it’s designed for both gasoline and Ethanol is a huge plus, offering flexibility for future tuning. KEMSO also stands behind its product with a lifetime warranty, which speaks volumes about their confidence in its durability.

• ✔ Supports up to 200LPH, the original flow only 60-80LPH
• ✔ Kemso Support for our pumps is USA based and provided by USA technicians
• ✔ Designed for gasoline or Ethanol
• ✔ Bypass valve set at 125.8psi, higher than original performance standard
• ✔ Serialized fuel pump body guarantees Lifetime warranty.

Pros:
– Increased flow rate (200LPH) over stock, suitable for mild to moderate Evo X modifications
– E85 compatible, providing flexibility for flex-fuel setups
– High bypass valve setting for stable fuel pressure under demanding conditions
– Lifetime warranty with USA-based technical support

Cons:
– “OEM Replace” might imply universal fitment rather than a direct Evo X drop-in, potentially requiring modifications
– 200LPH might be on the lower side for heavily modified Evo X’s pushing over 400whp

Best for: Evo X owners seeking an affordable, E85-compatible upgrade from their stock fuel pump for mildly modified engines, backed by a strong warranty.

User feedback summary: Many users appreciate the value proposition of the KEMSO pump, noting its improved flow and reliable operation for the price point. The lifetime warranty is frequently highlighted as a major benefit, offering peace of mind.

5. HABIIID Dosing Fuel Pump DP42 1322839A 1314848C 9019847C…

Let’s be clear about the HABIIID Dosing Fuel Pump DP42: this is a very specific type of pump designed for auxiliary heating systems, primarily for Webasto air heaters, and it is absolutely not suitable as a main engine fuel pump for your Evo X. A dosing pump delivers small, precise amounts of fuel to a heater for combustion, operating at very low flow rates and pressures compared to what a high-performance engine like the Evo X demands. Using this in place of a proper fuel pump would result in immediate and catastrophic engine failure due to extreme fuel starvation. While it might be well-manufactured for its intended purpose (providing fuel to a heater), it simply doesn’t belong anywhere near your Evo X’s engine fuel lines.

• Manufactured According to OEM Specifications
• Direct Fits Webasto Air Top, 12v/24v universal, waterproof, automatic frequency conversion
• Application: For all models of Webasto, Compatible with Webasto Air Top EVO 40/55 DP42 2KW AT2000STC
• Package Included: Fuel Pump x 1, Damper Kit x 1, Wiring Harness x 1

Pros:
– High-quality construction for its specific application
– Direct fit for various Webasto air heaters
– Universal 12v/24v and waterproof design
– Comes with a complete installation kit for Webasto heaters

Cons:
– Completely unsuitable as an engine fuel pump for the Evo X (or any car engine).
– Extremely low flow rate and pressure for an engine’s requirements.
– Different operating principle (dosing vs. continuous flow).

Best for: Owners of Webasto air heating systems needing a reliable replacement dosing pump. Definitely not for the Evo X engine fuel system.

User feedback summary: Customers who use this pump for Webasto heaters find it to be a direct and effective replacement, restoring proper heater function. They often comment on its durable construction and ease of installation for its intended purpose.

6. Torque Solution Fuel Pressure Regulator Adapter Fits EVO X

Just like our fuel filter entry, the Torque Solution Fuel Pressure Regulator (FPR) Adapter is another essential supporting component, not a fuel pump. For many Evo X owners, upgrading the fuel system often includes swapping out the factory fuel pressure regulator, especially when running higher flow pumps or custom fuel rails. This adapter allows you to easily install an aftermarket adjustable FPR to your Evo X’s fuel system. Why is this important? An adjustable FPR lets you fine-tune your fuel pressure, crucial for maintaining optimal air-fuel ratios, especially after significant modifications or with different fuel types. Torque Solution is known for quality parts, and this adapter is typically a simple bolt-on piece that makes your FPR upgrade seamless.

• Specifically designed to fit the Evo X.
• Allows for the easy installation of an aftermarket adjustable Fuel Pressure Regulator (FPR).
• Made from durable materials (typically billet aluminum) for long-lasting performance.
• Direct bolt-on application (for the adapter itself).

Pros:
– Enables the use of an adjustable aftermarket FPR, crucial for precise fuel pressure control
– Direct fit for the Evo X, simplifying installation
– High-quality construction ensures reliability and leak-free operation
– Essential for maximizing the efficiency and safety of upgraded fuel systems

Cons:
– Does not include the FPR itself; it’s just the adapter
– Only necessary if you’re upgrading your FPR

Best for: Evo X owners upgrading their fuel system with an aftermarket adjustable fuel pressure regulator to fine-tune fuel delivery for modified engines or E85.

User feedback summary: Users praise this adapter for its precise fit and robust construction, making aftermarket FPR installation on their Evo X a straightforward process. They frequently note it’s a high-quality component that integrates perfectly with their upgraded fuel system.

7. EVIL ENERGY External Inline Fuel Pump Electric 300LPH High…

The EVIL ENERGY External Inline Fuel Pump is a serious contender for Evo X owners looking for a high-flow external fuel pump solution. While many prefer in-tank pumps for stealth and noise reduction, an external inline pump like this can offer superior flow capabilities for heavily modified Evo X builds, or for those running a staged fuel system. With a tested flow of 300 LPH at 43 PSI (and even higher at 13.5V), this pump is designed to support substantial horsepower figures, well beyond what most stock systems can handle. Its compatibility with gasoline, E85, and even alcohol/ethanol makes it incredibly versatile. Just remember, external pumps require proper mounting and plumbing, ideally below the tank for gravity feeding.

• [Application] Fit for 12V DC EFI system only.
• [Parameter] Test Flow: 200 LPH (75PSI & 12V); 255 LPH (43 PSI&12V); 300 LPH (43 PSI&13.5V). Operating Pressure: 75PSI. Operating Temperature Range: -68 °F – 194 °F.
• [Medium] Compatible with gasoline, pump gas, race gas, diesel, E85 and alcohol/ethanol.
• [Installation] Recommended to install below the tank ensures that fuel is gravity-fed from the fuel tank. Installation instructions included.

Pros:
– Very high flow rate (up to 300LPH), suitable for heavily modified Evo X builds and high-horsepower applications
– Broad fuel compatibility, including E85 and other alcohols
– Durable construction with a wide operating temperature range
– Offers flexibility for custom fuel system designs

Cons:
– External installation can be more complex, requiring custom mounting and fuel lines
– Can be noisier than in-tank pumps
– Requires careful consideration of mounting location (below the tank is ideal)

Best for: Heavily modified Evo X builds requiring extreme fuel flow for high horsepower targets, especially when running E85 or other alternative fuels, or for custom staged fuel system setups.

User feedback summary: Users praise its raw power and consistent fuel delivery for high-performance applications. They often mention the need for proper installation to manage noise and optimize performance, but confirm it delivers the flow rates needed for serious builds.

Helpful Comparison Insights

When looking at the best fuel pumps for Evo X, it’s clear that not all “fuel system components” are created equal, and some aren’t even pumps!

For actual fuel pumps, we had the Deatsch Werks DW300C, the KEMSO 13802, and the EVIL ENERGY External 300LPH. The DW300C is your excellent all-rounder, a reliable in-tank pump for up to moderate-high power, praised for its balance of flow and relatively quiet operation. If you’re looking for an economical upgrade for a slightly modified Evo X that’s E85 compatible, the KEMSO 13802 could be a good fit, offering increased flow over stock and a lifetime warranty. For the most extreme horsepower demands, especially in custom setups, the EVIL ENERGY External 300LPH steps up with its massive flow capacity, though it does come with the added complexity of external mounting and potential for more noise. All three are E85 compatible, which is a big win for Evo X owners.

Then we have the crucial supporting components. The MAPerformance Stainless Steel Inline Fuel Filter is a non-negotiable item, protecting your injectors regardless of which pump you choose. It’s an investment in engine longevity. Similarly, the Torque Solution Fuel Pressure Regulator Adapter is key if you’re upgrading to an adjustable FPR, allowing for precise fuel pressure control that’s vital for tuned engines.

Finally, we had the items that are not suitable for your Evo X’s engine. The HFP-181-008 Fuel Pump for Piaggio Beverly 125 and the HABIIID Dosing Fuel Pump for Webasto heaters are both high-quality products for their intended applications, but they simply do not fit the Evo X fuel system and would lead to engine failure if improperly installed. This really highlights the importance of checking compatibility!

Final Verdict: Powering Your Evo X

Alright, let’s wrap this up. When it comes to finding the best fuel pumps for Evo X, it’s all about matching the pump to your power goals and supporting mods.

• If you’re running a mild to moderately modified Evo X, aiming for 400-550whp on pump gas or similar on E85, the Deatsch Werks DW300C is likely your best bet. It offers a fantastic blend of flow, reliability, and easy in-tank installation. It’s a proven performer.
• For the budget-conscious enthusiast with light modifications, the KEMSO 13802 provides a cost-effective way to get increased flow and E85 compatibility, backed by a strong warranty.
• But for those pushing the limits, building an extreme high-horsepower Evo X that demands peak fuel flow, the EVIL ENERGY External Inline Fuel Pump will deliver the goods. Just be prepared for a more involved installation.

And seriously, don’t forget the supporting cast! The MAPerformance Fuel Filter is a must-have for protecting your injectors from dirty fuel, especially with E85. And if you’re upgrading to an adjustable FPR, the Torque Solution FPR Adapter will make your life much easier.

Remember, always double-check compatibility for your specific Evo X year and model, and consult with a reputable tuner when making significant fuel system changes. Happy boosting!

Comprehensive FAQ Section

Q1: Why is upgrading my fuel pump important for my Evo X?
A1: Upgrading your fuel pump is crucial for your Evo X when you increase horsepower through modifications like bigger turbos, aggressive tunes, or running E85 fuel. The stock fuel pump simply can’t deliver enough fuel volume and pressure to meet the demands of a modified engine, which can lead to a lean condition, misfires, and potentially severe engine damage. A higher-flowing pump ensures your engine gets the fuel it needs for safe and optimal performance.

Q2: What’s the difference between an in-tank and an external inline fuel pump for an Evo X?
A2: An in-tank fuel pump (like the Deatsch Werks DW300C or KEMSO 13802) sits inside your fuel tank, often replacing the factory unit. They are generally quieter, run cooler (submerged in fuel), and are less susceptible to cavitation. An external inline fuel pump (like the EVIL ENERGY 300LPH) is mounted outside the fuel tank, typically under the car or in the engine bay. They can offer higher flow rates for extreme builds but can be noisier and require more complex custom plumbing and mounting. For most Evo X builds, an in-tank upgrade is preferred.

Q3: Is E85 fuel compatible with all of the best fuel pumps for Evo X?
A3: Not all fuel pumps are E85 compatible, but many popular aftermarket options for the Evo X are. E85 (ethanol fuel) is highly corrosive to certain materials found in older or cheaper fuel pumps, lines, and seals. Always ensure the fuel pump, lines, and injectors you choose are explicitly rated for E85 to prevent premature failure and leaks. The Deatsch Werks, KEMSO, and EVIL ENERGY pumps reviewed here are E85 compatible.

Q4: What are the signs of a failing fuel pump in an Evo X?
A4: Common signs of a failing fuel pump in your Evo X include difficulty starting the car, engine sputtering or misfiring under acceleration, a noticeable drop in fuel economy, a whining noise coming from the fuel tank area, or the engine dying completely. If you experience these symptoms, it’s wise to get your fuel system checked promptly, as a failing pump can lead to dangerous lean conditions.

Q5: Do I need to upgrade other components when installing one of the best fuel pumps for Evo X?
A5: Yes, absolutely! Upgrading just the fuel pump is often not enough. For a reliable and safe high-performance Evo X fuel system, you’ll likely need to consider:
* Larger Fuel Injectors: To deliver the increased fuel volume.
* Fuel Pressure Regulator (FPR): An aftermarket adjustable FPR (like what the Torque Solution adapter enables) allows precise control of fuel pressure.
* Fuel Lines: Stock lines might restrict flow or not be E85 compatible.
* Fuel Filter: As highlighted with the MAPerformance filter, a quality filter is essential to protect your injectors from debris.
* Fuel Pump Wiring Kit: To ensure adequate voltage and amperage delivery to the new, higher-drawing pump.

Q6: Can I install a high-flow fuel pump on my Evo X myself, or should I get a professional?
A6: While installing an in-tank fuel pump can be a DIY project for experienced enthusiasts, it involves working with flammable fuel and requires careful attention to detail for safety and proper function. If you’re not comfortable with automotive electrical work, fuel line connections, or dealing with fuel vapor, it’s always best to have a qualified professional perform the installation. Custom external setups definitely require professional expertise.

Q7: How much horsepower can a stock Evo X fuel pump support?
A7: A stock Evo X fuel pump is generally good for around 300-350 wheel horsepower on pump gas. Once you start pushing beyond that with typical bolt-ons and a tune, you’ll quickly exceed its limits, making a fuel pump upgrade one of the first essential modifications for more power.