Reduce intake air temps, add port fuel injection, and increase engine airflow with this performance intake manifold
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms For vehicles with the B58 Gen2 (B58TU) engine - Will not fit Gen1 or Gen3 (TU2) engines
Arguably THE BEST modification for your 135. No cutting necessary, Direct bolt-on for a complete transformation!
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Includes new original equipment turbocharger manufactured by Mitsubishi, installation hardware, and coolant
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes! For vehicles with electronic waste gate For vehicles with a production date from 07/2013
Brand:
ES#:
4017922
Mfg#:
11657642469KT
Ships in 3 Business Days
$1501.69
This product was last offered at the strikethrough price on 05-19-2026
Upgrade to a much more durable connection from your thermostat to your cylinder head!
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Commonly called in-tank fuel pump includes integrated level sensor
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes! We Price Match - Give Us A Call or Chat!
The last expansion tank you'll ever need! Upgrade to durable aluminum construction and leave failure-prone plastic behind.
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Brand:
ES#:
4876067
Mfg#:
008682LA02
In Stock
ON SALE!
SAVE 20%
$434.99
This product was last offered at the strikethrough price on 06-13-2026
Includes belt, tensioner and idler pulleys
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Brand:
ES#:
3184305
Mfg#:
11287628659KT
In Stock
ON SALE!
SAVE 18%
$158.99
This product was last offered at the strikethrough price on 05-02-2026
Finally! A quality aluminum replacement valve cover! Eliminate leaks and add some style to the engine bay
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Dinan's 1-Step colder performance spark plug for B48, B58, and S58 engines!
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Brand:
ES#:
4906401
Mfg#:
D640-0001
In Stock
8% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$23.99
This product was last offered at the strikethrough price on 06-27-2026
Everything needed for a comprehensive ignition service! Includes Bavarian Autosport ignition coils, OEM NGK spark plugs, and dielectric grease.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Brand:
ES#:
4883379
Mfg#:
056059LA02KT2
In Stock
ON SALE!
SAVE 19%
$587.99
This product was last offered at the strikethrough price on 05-02-2026
Includes the valve cover, valve cover gasket, CCV vent hose, and a replacement flange gasket
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Replaces failed thermostat or as preventative maintenance for your cooling system
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Brand:
ES#:
4487843
Mfg#:
11537549476
In Stock
ON SALE!
SAVE 18%
$84.99
This product was last offered at the strikethrough price on 05-02-2026
Ultimate oil cooler protection, keeping your oil in the car - not on the road!
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Brand:
ES#:
3247792
Mfg#:
021491TMS01
In Stock
ON SALE!
SAVE 20%
$520.99
This product was last offered at the strikethrough price on 06-13-2026
Allow for more HP gains and Eliminate Heat Soak
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Whether you're maintaining or repairing your stock engine or looking for added horsepower, we have one of the most comprehensive inventories of engine parts and accessories for German cars. From hard engine parts like connecting rods, pistons, cylinder heads, short blocks, and engine timing parts to performance engine software upgrades; we have you covered.
