Low restriction cloth air filter which adds more air flow : black powdercoat : Blue elbow : cloth filte
CARB certified for sale in all 50 states
Brand:
ES#:
3098292
Mfg#:
56-312122
EO#:
D766
ON SALE!
SAVE 10%
$330.99
This product was last offered at the strikethrough price on 11-13-2026
$297.21 USD
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Lifetime Replacement
Proprietary tune box designed specifically for the R55/R56/R57/R58/R59 S, GP, & JCW up to 18-22 HP / + 28-32 TQ
5X Entries For Our Spin To Win Sweepstakes!
Brand:
ES#:
5504924
Mfg#:
NM.641756
ON SALE!
SAVE 11%
$426.99
This product was last offered at the strikethrough price on 11-11-2026
$381.65 USD
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Lifetime Replacement
Get up to +28 hp and +47 lb-ft through a safe and easy to use tuning module from Racechip
Brand:
ES#:
4339280
Mfg#:
913831
$399.00 USD
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Lifetime Replacement
2X Entries Into Our F80 M3 Sweepstakes
Brand:
ES#:
5529185
Mfg#:
11427557011
$17.99 USD
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on orders $49 and up
Liquid gasket and hardware.
2X Entries Into Our F80 M3 Sweepstakes
Brand:
ES#:
5482848
Mfg#:
11137550483
$99.99 USD
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on orders $49 and up
To pump coolant to the turbo
2X Entries Into Our F80 M3 Sweepstakes
Brand:
ES#:
5515881
Mfg#:
11538843817
$79.99 USD
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Lifetime Replacement
2X Entries Into Our F80 M3 Sweepstakes
Brand:
ES#:
5529209
Mfg#:
11657559557
$7.99 USD
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on orders $49 and up
Regain power loss & fuel economy from worn or failed ignition coils!
Brand:
ES#:
4940153
Mfg#:
M133
ON SALE!
SAVE 15%
$48.00
This product was last offered at the strikethrough price on 11-11-2026
$40.80 USD
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Regain power loss & fuel economy from worn or failed ignition coils!
Brand:
ES#:
4940207
Mfg#:
M138KT1
ON SALE!
SAVE 15%
$148.00
This product was last offered at the strikethrough price on 11-09-2026
$125.80 USD
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Rebuilt performance engines that are great for the street to track level
Engine if not in stock here or at S4S will take Race engine 120-180 days to build, ETA on site is estimate
Brand:
ES#:
4880964
Mfg#:
18RCE
$11195.00 USD
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Featuring a Sport Hi-Flow Sport Cat with factory mounts for OEM exhausts
Brand:
ES#:
3033549
Mfg#:
831221
$2487.99 USD
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Mounts to the upper side of the engine head
2X Entries Into Our F80 M3 Sweepstakes 2X Entries For Our Spin To Win Sweepstakes!
Brand:
ES#:
5425765
Mfg#:
11667586424
$318.99 USD
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on orders $49 and up
Lifetime Replacement
Turbocharger to Intercooler
2X Entries Into Our F80 M3 Sweepstakes 2X Entries For Our Spin To Win Sweepstakes!
Brand:
ES#:
5444642
Mfg#:
13712753075
$289.99 USD
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Electronic throttle sensor and assembly
2X Entries Into Our F80 M3 Sweepstakes 2X Entries For Our Spin To Win Sweepstakes!
Brand:
ES#:
5515957
Mfg#:
13548675278
$216.99 USD
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on orders $49 and up
Lifetime Replacement
Oil pump and housing only
2X Entries Into Our F80 M3 Sweepstakes 2X Entries For Our Spin To Win Sweepstakes!
Brand:
ES#:
5480915
Mfg#:
11417647376
$335.00 USD
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Mounts to the water pump.
We Price Match - Give Us A Call or Chat!
Brand:
ES#:
4723733
Mfg#:
11517619020
$132.99 USD
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Lifetime Replacement
More About Engine Parts & Accessories
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.