Replacement thermostat With Housing for B46 and B48
2X Entries Into Our F80 M3 Sweepstakes We Price Match - Give Us A Call or Chat! For vehicles with the earlier Gen1 B48/B46 only - not compatible with the later Gen2 B48 (TU) engines
These Turbocharger Coolant Pipes are engineered for a perfect OEM fit, making installation seamless for both professional mechanics and DIY enthusiasts.
2X Entries Into Our F80 M3 Sweepstakes We Price Match - Give Us A Call or Chat!
Brand:
ES#:
4845620
Mfg#:
11537643094
Ships in 2 Business Days
ON SALE!
$61.99
This product was last offered at the strikethrough price on 08-31-2026
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
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
