You’ve put in the work to get to the water pump—don't let a tiny seal be the weak link. Choose Rein quality to keep your coolant where it belongs: inside your engine.
BavSound speakers are meticulously tuned for your BMW, and provide exceptional clarity, detail, and richness.
For Vehicles equipped with Standard Hi-Fi
BavSound speakers are meticulously tuned for your BMW, and provide exceptional clarity, detail, and richness.
For Vehicles equipped with Harmon Kardon Audio
UV-blocking, temperature-reducing window sunshades keep your interior comfortable and reduce energy consumption. Direct fit for your BMW 4 Series.
10X Entries For Our 25th Anniversary Sweepstakes!
Brand:
ES#:
4846446
Mfg#:
2902-GOLD
Ships in 3 Business Days
ON SALE!
$54.99
This product was last offered at the strikethrough price on 05-02-2026
Engineered to restore original performance and handling. German-made with world-famous Bilstein quality and a limited lifetime warranty!
2X Entries For Our 25th Anniversary Sweepstakes!
Improves engine performance by providing cooler air to the turbo while eliminating intake restrictions
For 2025+ vehicles with the later Gen3 B58 engine only - Not compatible with the earlier Gen2 B58 engine
Lifetime Replacement
