Upgrade the visual appeal of your engine bay with Vargas Turbo Technologies' Billet Caps!
2X Entries Into Our F80 M3 Sweepstakes This coolant cap retains ALL of the factory provisions by simply allowing you to snap the factory pressure-relief into the new Billet Cap
Connects the expansion tank to the radiator
2X Entries Into Our F80 M3 Sweepstakes For early models with the Gen1 B46/B48 engine - Not for vehicles with the later TU engines
Allows oil to drain from the turbo and return back to the engine
2X Entries Into Our F80 M3 Sweepstakes We Price Match - Give Us A Call or Chat! For models with the Gen1 B46/B48 engine only - Not for the Gen2 TU engines
Main pump with metal bracket
10X Entries Into Our F80 M3 Sweepstakes For models with the B48D, B46D, or B46X engines only and without the Energy Recovery System - Not for the earlier Gen1 or later Gen3 engines
Brand:
ES#:
5425181
Mfg#:
11518650988
In Stock
ON SALE!
SAVE 50%
$237.99
This product was last offered at the strikethrough price on 08-18-2026
Optimize your engine cooling system performance and heater output with quality drive belts, coolant hoses, cooling system parts, and approved coolant fluids from ECS Tuning. Head off expensive repairs and untimely breakdowns with regularly scheduled cooling system inspection and maintenance.
Lifetime Replacement
