View our Specials! Coupon Code: SaveIn2026
Tein Suspension Spring and Coilover Sale

Sinister Diesel Engine Bay Caps



Fitment Information Unavailable

SHIPS FROM MANUFACTURER
SD-FC-FUEL-U-GRN
Sinister Diesel 99-07 Ford Powerstroke 6.0L/7.3L / 12-17 GM Duramax 6.6L Diesel Fuel Cap - Green
$102.89
SHIPS FROM MANUFACTURER
SD-DC-6.7P-20
Sinister Diesel 20+ Ford Powerstroke 6.7L Coolant Reservoir (Degas) Cap
$109.44
SHIPS FROM MANUFACTURER
SD-MCC-L5P
Sinister Diesel Chevy Duramax L5P Master Cylinder Cap
$90.74
SHIPS FROM MANUFACTURER
SD-WWC-6.0
Sinister Diesel 03-07 Ford Powerstroke 6.0L Windshield Washer Fluid Cap
$61.75
SHIPS FROM MANUFACTURER
SD-WWC-6.7P-17
Sinister Diesel 2017+ Ford Powerstroke Windshield Washer Cap
$72.04

Looking to upgrade your vehicle with a oil cap from Sinister Diesel? We carry a great variety of Sinister Diesel Engine Bay Caps and other engine component performance parts for your vehicle.

We have 17 Sinister Diesel Engine Bay Caps available with free shipping to the Continental US 48 States.