Maintain driveability and reliability while adding up to 40 HP and 55 lb/ft of torque! For 2014 and newer vehicles.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms Not for sale or use in the state of California. For 2014 and newer vehicles with type B TMAP harness only!
Brand:
ES#:
3508734
Mfg#:
S1-N55-B
$399.00 USD
Add to Cart
Free Shipping
on orders $49 and up
Lifetime Replacement
Instant control over your exhaust flapper valve - Integrates with JB4PRO
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand:
ES#:
3514886
Mfg#:
OBDII-CAN-F
$199.00 USD
Add to Cart
Free Shipping
on orders $49 and up
Lifetime Replacement
Quality retainers from Supertech
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand:
ES#:
4716135
Mfg#:
RET-BMN54-TI-12
$197.99 USD
Add to Cart
Free Shipping
on orders $49 and up
Lifetime Replacement
Upgrade the visual appeal of your engine bay with Vargas Turbo Technologies' Billet Caps!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes! This coolant cap retains ALL of the factory provisions by simply allowing you to snap the factory pressure-relief into the new Billet Cap
Brand:
ES#:
4505865
Mfg#:
CO0LANTCAPRAW
$78.99 USD
Add to Cart
Free Shipping
on orders $49 and up
Lifetime Replacement
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!
Brand:
ES#:
3438085
Mfg#:
VTT-FLNG-1
$393.99 USD
Add to Cart
Free Shipping
on orders $49 and up
Lifetime Replacement
Cometic MLS Head Gasket for N55B30 0.052" Thickness
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand:
ES#:
4821116
Mfg#:
C15476-052
$194.99 USD
Add to Cart
Free Shipping
on orders $49 and up
Lifetime Replacement
Cometic MLS Head Gasket for N55B30 0.060" Thickness
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand:
ES#:
4821117
Mfg#:
C15476-060
$194.99 USD
Add to Cart
Free Shipping
on orders $49 and up
Lifetime Replacement
Upgrade to This High-Flow aluminum Chargepipe!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand:
ES#:
4707465
Mfg#:
MAD1017
$193.99 USD
Add to Cart
Free Shipping
on orders $49 and up
Violet, 50.00mm
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand:
ES#:
256967
Mfg#:
11247576715
7% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$45.99
This product was last offered at the strikethrough price on 07-01-2026
$42.99 USD
Add to Cart
Free Shipping
on orders $49 and up
Lifetime Replacement
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms R134A
Brand:
ES#:
2711784
Mfg#:
64539334689
5% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$405.99
This product was last offered at the strikethrough price on 07-01-2026
$384.99 USD
Add to Cart
Free Shipping
on orders $49 and up
Lifetime Replacement
Standard bore replacement piston
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand:
ES#:
2706717
Mfg#:
11258619196
5% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$403.99
This product was last offered at the strikethrough price on 07-01-2026
$383.99 USD
Add to Cart
Free Shipping
Lifetime Replacement
M6x30
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand:
ES#:
3982313
Mfg#:
11129454322
11% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$18.99
This product was last offered at the strikethrough price on 07-01-2026
$16.99 USD
Add to Cart
Free Shipping
on orders $49 and up
Lifetime Replacement
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand:
ES#:
2542540
Mfg#:
11377628303
7% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$99.99
This product was last offered at the strikethrough price on 07-01-2026
$92.99 USD
Add to Cart
Free Shipping
on orders $49 and up
Lifetime Replacement
M10X1
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand:
ES#:
2138017
Mfg#:
07119907291
ON SALE!
$15.99
This product was last offered at the strikethrough price on 06-15-2026
$14.79 USD
Add to Cart
Free Shipping
on orders $49 and up
Lifetime Replacement
22.0MM
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand:
ES#:
18320
Mfg#:
11121733403
$9.99 USD
Add to Cart
Free Shipping
on orders $49 and up
Lifetime Replacement
Magnum FORCE Stage-2 Cold Air Intake System w/ Pro DRY S Media BMW 335i (F30) 12-15 L6-3.0L (tt) N55
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand:
ES#:
3981360
Mfg#:
54-13033D
ON SALE!
SAVE 15%
$434.99
This product was last offered at the strikethrough price on 01-28-2026
$369.00 USD
Add to Cart
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.