Sale

Air and Fuel› Fuel Pumps, Regulators and Components

Bosch 4-Bar

4-Bar Fuel Injection Pressure Regulator

$355.01 $19.99 Save $335.02

SKU: 078133534C

In Stock
In Stock
Ships by Jul 29
Free Shipping
30 Days Return
INSTALL DIFFICULTY
DIY PRO SHOP

Easy — 1–2 hours

Description

The Bosch 4 Bar Fuel Pressure Regulator is an OE-quality component designed to maintain consistent fuel pressure for optimal engine performance. It operates within a range of 25 to 60 lbs. of pressure, ensuring proper fuel delivery whether the vehicle is idling or accelerating. This regulator is manufactured in Brazil and is a direct replacement for OE part numbers like 078133534C.

Fitment

Fitment Guaranteed

Don’t gamble
on fit.

Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

Available on iOS & Android

Specifications

BrandBosch 4-Bar
Part Number078133534C
CategoryAir and Fuel

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

View Full Return Policy