The ultimate "no-limits" tier that provides access to every stage and map, including Stage 3 big turbo files for maximum horsepower.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!
Unleash the potential of your build with the Pro version, adding Stage 2 support and aggressive features and high-torque files.
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Cast aluminum design that allows for constant diameter; Does away with the restrictive bottleneck design of the plastic factory unit. CARB certified!
ALL SALES FINAL. ITEMS MAY BE DAMAGED OR MISSING COMPONENTS. PLEASE SEE IMAGES BEFORE PURCHASING. Want To Haggle? Give Us A Call Or Chat To Make An Offer On This Product! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand:
ES#:
5396448
Mfg#:
IEINCI10
In Stock
ON SALE!
SAVE 11%
$131.99
This product was last offered at the strikethrough price on 05-02-2026
*Scratch And Dent*
ALL SALES FINAL. ITEMS MAY BE DAMAGED OR MISSING COMPONENTS. PLEASE SEE IMAGES BEFORE PURCHASING. Want To Haggle? Give Us A Call Or Chat To Make An Offer On This Product! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand:
ES#:
5396468
Mfg#:
601-0006
In Stock
ON SALE!
$299.99
This product was last offered at the strikethrough price on 05-02-2026
Replacement OEM intercooler
ALL SALES FINAL. ITEMS MAY BE DAMAGED OR MISSING COMPONENTS. PLEASE SEE IMAGES BEFORE PURCHASING. Want To Haggle? Give Us A Call Or Chat To Make An Offer On This Product! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand:
ES#:
4842747
Mfg#:
5Q0145803AA
In Stock
ON SALE!
SAVE 38%
$499.94
This product was last offered at the strikethrough price on 05-02-2026
ALL SALES FINAL. ITEMS MAY BE DAMAGED OR MISSING COMPONENTS. PLEASE SEE IMAGES BEFORE PURCHASING. Want To Haggle? Give Us A Call Or Chat To Make An Offer On This Product! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand:
ES#:
5425707
Mfg#:
VTTMQSILRED
In Stock
ON SALE!
$339.99
This product was last offered at the strikethrough price on 05-02-2026
Designed to provide a sleek and elegant appearance
ALL SALES FINAL. ITEMS MAY BE DAMAGED OR MISSING COMPONENTS. PLEASE SEE IMAGES BEFORE PURCHASING. Want To Haggle? Give Us A Call Or Chat To Make An Offer On This Product! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand:
ES#:
5435512
Mfg#:
IEINCI13SD
In Stock
Limited Qty Sale
$142.99
This product was last offered at the strikethrough price on 05-02-2026
ALL SALES FINAL. ITEMS MAY BE DAMAGED OR MISSING COMPONENTS. PLEASE SEE IMAGES BEFORE PURCHASING. Want To Haggle? Give Us A Call Or Chat To Make An Offer On This Product! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand:
ES#:
5425749
Mfg#:
MQBINTAKE
In Stock
ON SALE!
SAVE 11%
$297.00
This product was last offered at the strikethrough price on 05-02-2026
High quality performance valve springs and titanium retainers
ALL SALES FINAL. ITEMS MAY BE DAMAGED OR MISSING COMPONENTS. PLEASE SEE IMAGES BEFORE PURCHASING. Want To Haggle? Give Us A Call Or Chat To Make An Offer On This Product! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand:
ES#:
5425003
Mfg#:
IEVTVC3
In Stock
ON SALE!
SAVE 10%
$663.99
This product was last offered at the strikethrough price on 05-02-2026
Increase horsepower and torque with reduced intake temps!
ALL SALES FINAL. ITEMS MAY BE DAMAGED OR MISSING COMPONENTS. PLEASE SEE IMAGES BEFORE PURCHASING. Want To Haggle? Give Us A Call Or Chat To Make An Offer On This Product! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand:
ES#:
5444926
Mfg#:
MMINTMK715KPSD
In Stock
Limited Qty Sale
$1999.99
This product was last offered at the strikethrough price on 05-02-2026
Restore accurate oil monitoring and protect your engine with this high-quality OEM oil level sensor and hardware.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Brand:
ES#:
5435457
Mfg#:
06K907637BKT
In Stock
ON SALE!
SAVE 27%
$142.99
This product was last offered at the strikethrough price on 02-27-2026
Valve that controls cam adjustment
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Brand:
ES#:
5444994
Mfg#:
06E103697AE
In Stock
ON SALE!
SAVE 20%
$89.99
This product was last offered at the strikethrough price on 05-02-2026
This intake delivers proven performance improvements and an aggressive turbo spool sound when under power.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand:
ES#:
3972076
Mfg#:
50-70036D
In Stock at Vendor
20% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$543.99
This product was last offered at the strikethrough price on 06-12-2026
Boost airflow and horsepower with the aFe POWER Pro 5R intake system—featuring a 7" pre-oiled five-layer cotton gauze filter, 3" mandrel-bent aluminum intake tube, and top-mounted heat shield for street and track-ready performance.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand:
ES#:
5395997
Mfg#:
52-10020R
Ships in 3 Business Days
20% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$436.99
This product was last offered at the strikethrough price on 02-17-2026
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.
Lifetime Replacement
