A high performance heat exchanger like this will keep the engine at a more consistent temperature and drop intake temps dramatically.
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Brand:
ES#:
3987599
Mfg#:
8131
In Stock
7% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$749.00
This product was last offered at the strikethrough price on 07-20-2026
Increase throttle response and decreases turbo lag with
We Price Match - Give Us A Call or Chat! Fits models with a Gen1 B58 engine (B58A) - will not fit models with the B58TU (B58D) engine
Includes Bav Auto Ignition Coils, NGK 94201 Spark Plugs, and dielectric grease for a quick and easy install and upgrade!
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Brand:
ES#:
4423820
Mfg#:
B58PERFIGNG1KT
Ships in 6 Business Days
ON SALE!
SAVE 19%
$342.99
This product was last offered at the strikethrough price on 05-02-2026
Dinan Performance Ignition Coils, NGK Spark Plugs, and dielectric grease for a quick and easy install and upgrade!
Call In Or Chat For Best Price! 5X Entries For Our 25th Anniversary Sweepstakes!
Brand:
ES#:
4608491
Mfg#:
D650-0010KT2
In Stock
$404.99
This product was last offered at the strikethrough price on 07-14-2026
Worn and slipping clutches throw away horsepower and detract from your driving experience
We Price Match - Give Us A Call or Chat! Upgrade for 135i/335i/535i models from the 335is! Featuring a heavy duty clutch with more holding power and stock-like pedal feel. Excellent solution for
A direct plug-and-play upgrade with up to 10% more energy output than stock!
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Worn mounts, bushings, and other drivetrain components rob performance. Replace or upgrade your drivetrain with our extensive catalog of mounts, bushings, clutch kits, and more.
Lifetime Replacement
