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BMW E46 Performance Engine Parts

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ES#5457432 - UVM76MMDUALOUTx1 - Universal Valved Muffler Kit - Single Inlet / Dual Outlet - 3.0" (76mm) - 1 Muffler - Upgrade your ride with the Valvetronic Designs universal valve muffler kit, a premium T304 stainless steel solution that delivers an aggressive, valved exhaust note at the click of a button - Valvetronic Designs - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Upgrade your ride with the Valvetronic Designs universal valve muffler kit, a premium T304 stainless steel solution that delivers an aggressive, valved exhaust note at the click of a button affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Valvetronic Designs - Corporate Logo
ES#:
5457432
Mfg#:
UVM76MMDUALOUTX1
Ships in 1 Business Day
$399.99 USD
Free Shipping
ES#5457431 - UVM.63MM.X2 - Universal Valved Muffler Kit - Single Inlet / Single Outlet - 2.5" (63mm) - 2 Mufflers - Upgrade your ride with the Valvetronic Designs universal valve muffler kit, a premium T304 stainless steel solution that delivers an aggressive, valved exhaust note at the click of a button - Valvetronic Designs - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Upgrade your ride with the Valvetronic Designs universal valve muffler kit, a premium T304 stainless steel solution that delivers an aggressive, valved exhaust note at the click of a button affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Valvetronic Designs - Corporate Logo
ES#:
5457431
Mfg#:
UVM.63MM.X2
Ships in 1 Business Day
$599.99 USD
Free Shipping
ES#5457426 - UVM63MMTSTYLEX1 - Universal T-Style Valved Muffler Kit - Single Inlet / Dual Outlet - 2.5" (63mm) - 1 Muffler - Upgrade your ride with the Valvetronic Designs universal valve muffler kit, a premium T304 stainless steel solution that delivers an aggressive, valved exhaust note at the click of a button - Valvetronic Designs - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Upgrade your ride with the Valvetronic Designs universal valve muffler kit, a premium T304 stainless steel solution that delivers an aggressive, valved exhaust note at the click of a button affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Valvetronic Designs - Corporate Logo
ES#:
5457426
Mfg#:
UVM63MMTSTYLEX1
Ships in 1 Business Day
$499.99 USD
Free Shipping
ES#5457437 - UVM.89MM.X1 - Universal Valved Muffler Kit - Single Inlet / Single Outlet - 3.5" (89mm) - 1 Muffler - Upgrade your ride with the Valvetronic Designs universal valve muffler kit, a premium T304 stainless steel solution that delivers an aggressive, valved exhaust note at the click of a button - Valvetronic Designs - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Upgrade your ride with the Valvetronic Designs universal valve muffler kit, a premium T304 stainless steel solution that delivers an aggressive, valved exhaust note at the click of a button affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Valvetronic Designs - Corporate Logo
ES#:
5457437
Mfg#:
UVM.89MM.X1
Ships in 1 Business Day
$399.99 USD
Free Shipping
ES#5457433 - UVM76MMDUALOUTx2 - Universal Valved Muffler Kit - Single Inlet / Dual Outlet - 3.0" (76mm) - 2 Mufflers - Upgrade your ride with the Valvetronic Designs universal valve muffler kit, a premium T304 stainless steel solution that delivers an aggressive, valved exhaust note at the click of a button - Valvetronic Designs - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Upgrade your ride with the Valvetronic Designs universal valve muffler kit, a premium T304 stainless steel solution that delivers an aggressive, valved exhaust note at the click of a button affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Valvetronic Designs - Corporate Logo
ES#:
5457433
Mfg#:
UVM76MMDUALOUTX2
Ships in 1 Business Day
$599.99 USD
Free Shipping
ES#5457424 - UVM63MMDUALOUTX2 - Universal Valved Muffler Kit - Single Inlet / Dual Outlet - 2.5" (63mm) - 2 Mufflers - Upgrade your ride with the Valvetronic Designs universal valve muffler kit, a premium T304 stainless steel solution that delivers an aggressive, valved exhaust note at the click of a button - Valvetronic Designs - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Upgrade your ride with the Valvetronic Designs universal valve muffler kit, a premium T304 stainless steel solution that delivers an aggressive, valved exhaust note at the click of a button affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Valvetronic Designs - Corporate Logo
ES#:
5457424
Mfg#:
UVM63MMDUALOUTX2
Ships in 1 Business Day
$599.99 USD
Free Shipping

This features a shorter tube than a cold-air system for increased performance in an easy to install kit affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
CARB certified for sale in all 50 states
For 1999-2000 model years without HID headlights

Brand:
AEM - Corporate Logo
ES#:
4138967
Mfg#:
AEM-22-670P
EO#:
D-670
Ships in 4 Business Days
$429.99 USD
Free Shipping
on orders $49 and up

Boost your E46 330i to 320BHP with this Active Autowerke supercharger kit! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For model years 1999-2002 ~ Call in to provide vin before purchase
For model years 1999-2002 ~ Call in to provide vin before purchase

Brand:
Active Autowerke - Corporate Logo
ES#:
5434954
Mfg#:
12-016M430
Ships in 10 Business Days
$9856.00 USD
Free Shipping

525HP/335TQ - a complete power solution for your M3! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For SMG Transmissions Only ~ Call in to provide vin before purchase
For SMG Transmissions Only ~ Call in to provide vin before purchase

Brand:
Active Autowerke - Corporate Logo
ES#:
5435072
Mfg#:
12-023S
Ships in 10 Business Days
$10687.00 USD
Free Shipping

Boost your E46 328i to 320BHP with this Active Autowerke supercharger kit! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For model years 1999-2002 ~ Call in to provide vin before purchase
For model years 1999-2002 ~ Call in to provide vin before purchase

Brand:
Active Autowerke - Corporate Logo
ES#:
5434953
Mfg#:
12-016M438
Ships in 10 Business Days
$9856.00 USD
Free Shipping

The PRIMA PLUS supercharger system is capable of exceeding 500 WHP running on pump drawn 93 octane. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with 6 speed manual transmission

Brand:
Active Autowerke - Corporate Logo
ES#:
3490677
Mfg#:
12-035
Ships in 10 Business Days
$8359.99 USD
Free Shipping

The PRIMA PLUS supercharger system is capable of exceeding 500 WHP running on pump drawn 93 octane. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For SMG Transmissions Only ~ Call in to provide vin before purchase

Brand:
Active Autowerke - Corporate Logo
ES#:
5435063
Mfg#:
V12-035S
Ships in 10 Business Days
$10449.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

426HP/297TQ - a complete power solution for your M3! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For SMG Transmissions Only ~ Call in to provide vin before purchase
For SMG Transmissions Only ~ Call in to provide vin before purchase

Brand:
Active Autowerke - Corporate Logo
ES#:
5435034
Mfg#:
12-021S
Ships in 10 Business Days
$8906.00 USD
Free Shipping

Boost your E46 330i to 320BHP with this Active Autowerke supercharger kit! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For model years 2003+ ~ Call in to provide vin before purchase
For model years 2003+ ~ Call in to provide vin before purchase

Brand:
Active Autowerke - Corporate Logo
ES#:
5434961
Mfg#:
12-016M45
Ships in 10 Business Days
$9856.00 USD
Free Shipping

Transform your sound into a true sports car affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Includes $75 in gift cards for future purchases!

Brand:
Corsa - Corporate Logo
ES#:
3478461
Mfg#:
COR14559BKT
Ships on Jun 25, 2026
$1119.99 USD
This product is lifetime replacement eligible Lifetime Replacement

6 Flow matched E85 compatible injectors affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Fuel Injector Clinic - Corporate Logo
ES#:
4492965
Mfg#:
IS801-1000H
Ships in 1 Business Day
$683.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

More About Performance Engine Parts

Our name says it all. That's why ECS Tuning is dedicated to providing our customers with the broadest possible assortment of engine tuning options at a range of prices and options to fit any budget. Start small and grow your car into something special with performance engine upgrades from a company that has tuning in its name and its blood.

Let us help you find the parts that fit your BMW

ECS Tuning is not affiliated with any automobile manufacturers.
Manufacturer names and/or part numbers are used only for identification purposes.

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