• Fuel Pump

Fuel Pump with O-Ring - High Pressure Pump on Engine Bosch - 66804

23 in stock
$225.37
$225.37 $464.00
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Specifications

OEM Part Number

2740700501 / 274-070-05-01

MFG Part Number

66804 / 66804

Manufacturer

Bosch

Quality

OEM

Bosch Fuel Pump with O-Ring 66804 is an OE-quality replacement high-pressure fuel pump that restores precise fuel delivery for modern engines. Bosch, a trusted aftermarket manufacturer known for reliable fueling components, engineers this unit to meet original specifications, supporting consistent fuel pressure and dependable starts.

Designed for select European applications, the pump ensures the engine receives the right amount of fuel at the right time, promoting smooth operation and optimal power delivery. Replacing a worn or leaking pump helps prevent fuel-pressure loss, hard starts, and stalling, keeping your vehicle performing as intended.


Year Make Model Submodel Notes
2015 Mercedes-Benz C300 Not for cars that use Ethanol Fuel (Code 933).
2016 Mercedes-Benz C300 Not for cars that use Ethanol Fuel (Code 933).
2017 Mercedes-Benz C300 Not for cars that use Ethanol Fuel (Code 933).
2018 Mercedes-Benz C300 Not for cars that use Ethanol Fuel (Code 933).
2016 Mercedes-Benz C350e Not for cars that use Ethanol Fuel (Code 933).
2017 Mercedes-Benz C350e Not for cars that use Ethanol Fuel (Code 933).
2018 Mercedes-Benz C350e Not for cars that use Ethanol Fuel (Code 933).
2017 Mercedes-Benz E300 Not for cars that use Ethanol Fuel (Code 933).
2018 Mercedes-Benz E300 Not for cars that use Ethanol Fuel (Code 933).
2019 Mercedes-Benz E300 Not for cars that use Ethanol Fuel (Code 933).
2016 Mercedes-Benz GLC300 Not for cars that use Ethanol Fuel (Code 933).
2017 Mercedes-Benz GLC300 Not for cars that use Ethanol Fuel (Code 933).
2018 Mercedes-Benz GLC300 Not for cars that use Ethanol Fuel (Code 933).
2019 Mercedes-Benz GLC300 Not for cars that use Ethanol Fuel (Code 933).
2018 Mercedes-Benz GLC350e Not for cars that use Ethanol Fuel (Code 933).
2019 Mercedes-Benz GLC350e Not for cars that use Ethanol Fuel (Code 933).
2020 Mercedes-Benz GLC350e Not for cars that use Ethanol Fuel (Code 933).
2016 Mercedes-Benz Metris Not for cars that use Ethanol Fuel (Code 933).
2017 Mercedes-Benz Metris Not for cars that use Ethanol Fuel (Code 933).
2018 Mercedes-Benz Metris Not for cars that use Ethanol Fuel (Code 933).
2019 Mercedes-Benz Metris Not for cars that use Ethanol Fuel (Code 933).
2020 Mercedes-Benz Metris Not for cars that use Ethanol Fuel (Code 933).
2021 Mercedes-Benz Metris Not for cars that use Ethanol Fuel (Code 933).
2022 Mercedes-Benz Metris Not for cars that use Ethanol Fuel (Code 933).
2023 Mercedes-Benz Metris Not for cars that use Ethanol Fuel (Code 933).
2017 Mercedes-Benz SLC300 Not for cars that use Ethanol Fuel (Code 933).
2018 Mercedes-Benz SLC300 Not for cars that use Ethanol Fuel (Code 933).
2019 Mercedes-Benz SLC300 Not for cars that use Ethanol Fuel (Code 933).
2020 Mercedes-Benz SLC300 Not for cars that use Ethanol Fuel (Code 933).
2016 Mercedes-Benz SLK300 Not for cars that use Ethanol Fuel (Code 933).
2019 Mercedes-Benz Sprinter 1500 Not for cars that use Ethanol Fuel (Code 933).
2020 Mercedes-Benz Sprinter 1500 Not for cars that use Ethanol Fuel (Code 933).
2021 Mercedes-Benz Sprinter 1500 Not for cars that use Ethanol Fuel (Code 933).
2022 Mercedes-Benz Sprinter 1500 Not for cars that use Ethanol Fuel (Code 933).
2023 Mercedes-Benz Sprinter 1500 Not for cars that use Ethanol Fuel (Code 933).
2019 Mercedes-Benz Sprinter 2500 Not for cars that use Ethanol Fuel (Code 933).
2020 Mercedes-Benz Sprinter 2500 Not for cars that use Ethanol Fuel (Code 933).
2021 Mercedes-Benz Sprinter 2500 Not for cars that use Ethanol Fuel (Code 933).
2022 Mercedes-Benz Sprinter 2500 Not for cars that use Ethanol Fuel (Code 933).

Dimensions

Length: 7.4 in

Height: 5 in

Width: 7.4 in

Weight: 10 oz

California Prop 65 Warning

Prop 65 warrning applies: No.

WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
Fuel Pump with O-Ring - High Pressure Pump on Engine Bosch - 66804

$225.37
Guaranteed Fitment

Get the right part for your exact vehicle the first time. Our fitment data is carefully verified to eliminate guesswork and prevent costly mistakes.

OEM-Quality Performance

Manufactured to meet or exceed factory specifications, ensuring long-lasting reliability, proper performance, and a perfect match to your original components.

Fast, Reliable Shipping

Orders are processed quickly and shipped from one of our nationwide warehouses so you can get your vehicle back on the road without unnecessary delays.

Does it come with a warranty?

Yes, our parts are backed by a 2-year warranty covering defects in materials and workmanship, giving you peace of mind with every purchase.

What if I need to return it?

We’ve got you covered. Enjoy 90-day returns with no restocking fees—just send the part back in its original condition for a hassle-free refund or exchange.

How long will it take to get it?

We ship from multiple East and West Coast warehouses and automatically select the location closest to you for faster delivery. Estimated delivery times are shown at checkout based on your address and selected shipping method.

Does it fit my vehicle?

We continuously review and update our catalog to maintain accurate fitment data. Every product page features a fitment table with vehicle-specific details and notes. If you’re unsure, feel free to contact our customer service team—we’re happy to help confirm compatibility.

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