Improve your engine bay's appearance and replace old and worn parts with this battery, fuse box, and ECU cover kit!
10X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
Dyno-proven gains up to 5 hp and 6 ft-lbs of torque
Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
Brand:
ES#:
4460762
Mfg#:
55-10012D
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.
$283.99
This product was last offered at the strikethrough price on 10-27-2026
This system is designed for use only where required by an APR turbocharger system upgrade with matching software.
Call In Or Chat For Best Price! Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply ECU software required for use
Brand:
ES#:
4623816
Mfg#:
MS100229
Ships in 5 Business Days
ON SALE!
SAVE 10%
$1499.99
This product was last offered at the strikethrough price on 09-28-2026
Tired of smashing those expensive oil pans? Looking to gain a bit of extra clearance, but don't want to raise your car up? BFI Mount Spacers are the solution!
Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply For vehicles with manual transmission only
Upgrade your drivetrain with confidence using our full billet aluminum transmission boss kit — stronger than factory, corrosion-resistant, and engineered for maximum durability and peace of mind.
Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply For vehicles with manual transmission or 6 speed DQ250 DSG transmissions only
83% More volume than the OEM intercooler!
Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
Brand:
ES#:
4820688
Mfg#:
FMINT32
Ships on Nov 17, 2026
ON SALE!
SAVE 10%
$1127.99
This product was last offered at the strikethrough price on 10-26-2026
Next-Gen Power Delivery with OEM-Level Integration. + 75 HP / + 65 TQ
Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply 2025+ Model years only
Brand:
ES#:
5505016
Mfg#:
64.10.18.3
Ships in 2 Business Days
5% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$649.00
This product was last offered at the strikethrough price on 10-28-2026
Next-Gen Power Delivery with OEM-Level Integration. + 75 HP / + 65 TQ
Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply For vehicles up through the 2024
Unlock the hidden potential of your vehicle with the all-new NEUSPEED Power Module S.
Power gains + 25 HP / + 30 TQ
Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
Brand:
ES#:
5504858
Mfg#:
64.17.04
Ships in 2 Business Days
5% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$449.00
This product was last offered at the strikethrough price on 10-28-2026
Enhances turbo response, increases airflow, reduces turbo lag, and provides a 26% increase in airflow!
Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply For vehicles with secondary air injection only. CARB certified for sale in all 50 states.
Brand:
ES#:
4852540
Mfg#:
65.10.57
EO#:
D-236-25
Ships in 2 Business Days
$609.00
This product was last offered at the strikethrough price on 09-22-2026
Enhances turbo response, increases airflow, reduces turbo lag, and provides a 26% increase in airflow!
Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply For vehicles without secondary air injection only. CARB certified for sale in all 50 states.
Brand:
ES#:
4852539
Mfg#:
65.10.56R
EO#:
D-236-25
Ships in 2 Business Days
$559.00
This product was last offered at the strikethrough price on 09-22-2026
Keep your engine running cool with a new radiator.
We Price Match - Give Us A Call or Chat! Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
Brand:
ES#:
4836248
Mfg#:
5WA121251H
Ships in 1 Business Day
$288.99
This product was last offered at the strikethrough price on 05-02-2026
Engineered to deliver consistent boost control even under the most demanding conditions
Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
Brand:
ES#:
5425926
Mfg#:
VWR144001
Ships on Nov 17, 2026
ON SALE!
SAVE 10%
$440.99
This product was last offered at the strikethrough price on 10-26-2026
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
