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BMW 335i Engine Parts & Accessories

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Whether you are running high-boost setups, or converting to alternative fuels, this premium X2 module delivers the reliable volume your engine demands. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
DeatschWerks - Corporate Logo
ES#:
5456575
Mfg#:
9-000-7071
Ships in 6 Business Days
$739.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

This pre-assembled unit retains your vehicle's OE top-hat, center section, and lower fuel bucket, meaning you get the massive fueling overhead required for aggressive boost increases without sacrificing daily drivability or tank integration. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
DeatschWerks - Corporate Logo
ES#:
5456580
Mfg#:
9-421-7270
Ships in 6 Business Days
$449.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

These injectors offer a significant increase in flow over factory units while maintaining excellent idle quality and drivability through rigorous quality control affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
DeatschWerks - Corporate Logo
ES#:
5456588
Mfg#:
9-811-7071
Ships in 6 Business Days
$1899.00 USD
Free Shipping
on orders $49 and up
ES#3618824 - e9xn55ppkKT1 - N55 Power Pack - Stage 1  - Perfect starter pack for your road to a high horsepower N55! - Assembled By ECS - BMW

Perfect starter pack for your road to a high horsepower N55! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
For 2009 - 2011 Vehicles (JB4 Harness A)

Brand:
Assembled By ECS - Corporate Logo
ES#:
3618824
Mfg#:
E9XN55PPKKT1
Ships in 7 Business Days
$781.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3618830 - e9xn55ppkKT3 - N55 Power Pack - Stage 2 - A step up from the Stage 1 kit, includes larger intercooler and intake kit. - Assembled By ECS - BMW

A step up from the Stage 1 kit, includes larger intercooler and intake kit. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
For 2009 - 2011 Vehicles (JB4 Harness A)

Brand:
Assembled By ECS - Corporate Logo
ES#:
3618830
Mfg#:
E9XN55PPKKT3
Ships in 7 Business Days
$1767.00 USD
This product is lifetime replacement eligible Lifetime Replacement
ES#3618820 - e9xn55ppkKT - N55 Power Pack - Stage 1  - Perfect starter pack for your road to a high horsepower N55! - Assembled By ECS - BMW

Perfect starter pack for your road to a high horsepower N55! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
For 2012 + Vehicles (JB4 Harness B)

Brand:
Assembled By ECS - Corporate Logo
ES#:
3618820
Mfg#:
E9XN55PPKKT
Ships in 7 Business Days
$781.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3618847 - e9xn55ppkKT4 - N55 Power Pack - Stage 3 - The final step in bolt on performance for your N55 - Assembled By ECS - BMW

The final step in bolt on performance for your N55 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
For 2009 - 2011 Vehicles (JB4 Harness A)

Brand:
Assembled By ECS - Corporate Logo
ES#:
3618847
Mfg#:
E9XN55PPKKT4
Ships in 7 Business Days
$2535.00

This product was last offered at the strikethrough price on
04-20-2026

$2257.00 USD
This product is lifetime replacement eligible Lifetime Replacement
ES#3618827 - e9xn55ppkKT2 - N55 Power Pack - Stage 2 - A step up from the Stage 1 kit, includes larger intercooler and intake kit. - Assembled By ECS - BMW

A step up from the Stage 1 kit, includes larger intercooler and intake kit. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
For 2012 + Vehicles (JB4 Harness B)

Brand:
Assembled By ECS - Corporate Logo
ES#:
3618827
Mfg#:
E9XN55PPKKT2
Ships in 7 Business Days
$1767.00 USD
This product is lifetime replacement eligible Lifetime Replacement
ES#3618849 - e9xn55ppkKT5 - N55 Power Pack - Stage 3 - The final step in bolt on performance for your N55 - Assembled By ECS - BMW

The final step in bolt on performance for your N55 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
For 2012 + Vehicles (JB4 Harness B)

Brand:
Assembled By ECS - Corporate Logo
ES#:
3618849
Mfg#:
E9XN55PPKKT5
Ships in 7 Business Days
$2535.00

This product was last offered at the strikethrough price on
04-20-2026

$2257.00 USD
This product is lifetime replacement eligible Lifetime Replacement
ES#4905484 - ctsit900KT - CTS TURBO BMW N54 BOV PIPE (Includes TIAL BOV) - All in one CTS Charge Pipe Kit that includes BOV - Perfect Fit (No welding) - CTS - BMW

All in one CTS Charge Pipe Kit that includes BOV - Perfect Fit (No welding) affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
CTS - Corporate Logo
ES#:
4905484
Mfg#:
CTSIT900KT
Ships in 7 Business Days
$489.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4643332 - BMIVN-1055S - Supertech Single Groove Intake Valve - Priced Each - Single Groove black nitride intake valves for high performance builds - Supertech - BMW

Single Groove black nitride intake valves for high performance builds affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Supertech - Corporate Logo
ES#:
4643332
Mfg#:
BMIVN-1055S
Ships in 8 Business Days
$25.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4716117 - SPR-FE20BE-2 - Performance Conical Valve Spring - Sold Each - High performance valve springs. 84lb@ 37mm, 157lb @ 10mm - Supertech - BMW

High performance valve springs. 84lb@ 37mm, 157lb @ 10mm affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Supertech - Corporate Logo
ES#:
4716117
Mfg#:
SPR-FE20BE-2
Ships in 8 Business Days
$20.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Black Walnut Blast Media affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bavarian Autosport - Corporate Logo
ES#:
3970775
Mfg#:
B1100051
Ships in 8 Business Days
ON SALE! SAVE 20%
$73.99

This product was last offered at the strikethrough price on
05-02-2026

$59.19 USD
Free Shipping
on orders $49 and up
ES#3046077 - 82141467704KT1 - Coolant Flush Kit  - Includes 1 gallon of Rowe coolant, Schwaben coolant evacuation tool, and ECS Billet Aluminum Radiator Drain Plug and bleeder screw - Assembled By ECS - BMW

Includes 1 gallon of Rowe coolant, Schwaben coolant evacuation tool, and ECS Billet Aluminum Radiator Drain Plug and bleeder screw affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
3046077
Mfg#:
82141467704KT1
Ships in 9 Business Days
Auto Notify
ON SALE! SAVE 19%
$190.99

This product was last offered at the strikethrough price on
05-02-2026

$154.25 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement
ES#4000737 - 12317622372KT - Alternator - Priced Each  - Price included a $100 Core Charge - Genuine BMW - BMW

Price included a $100 Core Charge affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
4000737
Mfg#:
12317622372KT
Ships in 9 Business Days
$4502.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2537619 - 61116961801 - Positive Battery cable repair kit - Runs from the battery to the starter - Genuine BMW - BMW

Runs from the battery to the starter affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with a production date up to 03/2007

Brand:
Genuine BMW - Corporate Logo
ES#:
2537619
Mfg#:
61116961801
Ships in 9 Business Days
4% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$560.99

This product was last offered at the strikethrough price on
06-12-2026

$539.99 USD
Free Shipping
This product is lifetime replacement eligible 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.

Let us help you find the parts that fit your BMW

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Manufacturer names and/or part numbers are used only for identification purposes.

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