KEMSO 13836 OEM Replace Intank Fuel Pump for 38mm - High Flow Upgrade

Our review of the KEMSO 13836 intank fuel pump finds it best suited for drivers who need a reliable upgrade over worn or low-flow OEM pumps. The bottom line: this pump delivers substantially higher flow-advertised up to 200LPH versus typical 60-80LPH originals-while carrying a serialized body and a lifetime warranty, which is the single biggest reason an owner would choose it for daily-driven vehicles that demand steadier fuel delivery. Installation is straightforward for someone comfortable with fuel system access, and support is provided by USA-based technicians.

Key Features

• High flow capacity: Supports up to 200LPH, giving engines needing more fuel a clear performance margin over the original 60-80LPH range.
• Fuel compatibility: Designed for use with gasoline or ethanol so it suits common modern fuels without special modification.
• Bypass valve rating: Bypass valve set at 125.8 psi, higher than many original units, which helps maintain pressure under load.
• Lifetime warranty: The serialized fuel pump body guarantees a lifetime warranty backed by the brand's reputation, providing long-term peace of mind.
• Local technical support: USA-based technician support is available for troubleshooting and installation questions.

Who It's For

The KEMSO 13836 is ideal for owners of vehicles with a 38mm intank housing who need a higher-flow replacement to support mildly tuned engines or to restore declining fuel delivery on higher-mileage cars. It works well for daily drivers that occasionally demand more fuel for acceleration or added accessories.

It is less suitable for highly specialized race builds where exact, tunable fuel curve control or extreme-duty racing pumps are required, or for users who require a guaranteed drop-in fit for every make; some customers reported mixed fitment results and may need housing adapters or minor adjustments.

Pros & Cons

Pros

• Higher maximum flow than many OEM units, which helps prevent fuel starvation under load.
• Lifetime warranty with serialized body offers a strong ownership safety net.
• Designed for gasoline and ethanol and backed by USA-based technical support.

Cons

• Fit is mixed across vehicle housings, so some users may need modifications to install cleanly.
• Customer reports show variable fuel pressure and noise comparisons versus OEM, so expectations should be managed.

Specifications

Brand	KEMSO
Model	13836 OEM Replace Intank Fuel Pump
Body diameter	38mm
Maximum flow	Up to 200LPH
Original flow typical	60-80LPH
Bypass valve setting	125.8 psi
Fuel types	Gasoline or Ethanol

Our Verdict

The KEMSO 13836 is a practical, value-minded upgrade for owners needing higher flow and a strong warranty. It provides clear advantages over aging OEM pumps and includes helpful USA-based support, making it a good choice for daily-driven cars and mild performance builds, provided fitment is checked before purchase.

Frequently Asked Questions

Is this pump compatible with ethanol?
Yes, the unit is designed for use with both gasoline and ethanol.

What is the maximum flow rate?
The pump supports flow up to 200LPH compared with typical OEM 60-80LPH.

Does it come with support?
The brand provides USA-based technician support and the serialized body carries a lifetime warranty.