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BMW E46 323i M52 2.5L Performance Engine Parts

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ES#5457434 - UVM76MMTSTYLEX1 - Universal T-Style 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#:
5457434
Mfg#:
UVM76MMTSTYLEX1
Ships in 1 Business Day
$499.99 USD
Free Shipping
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

Seamlessly swap LS power into your BMW E36 or E46 chassis. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
ICT Billet
ES#:
5470912
Mfg#:
EM-LS-E46
Ships in 3 Business Days
17% off MSRP

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

$431.99

This product was last offered at the strikethrough price on
06-05-2026

$359.99 USD

Engages water-methanol system at 35PSI Adjustable from 25-50psi affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
SnowPerformance - Corporate Logo
ES#:
2826280
Mfg#:
81081
Ships in 1 Business Day
$74.99 USD
Free Shipping
on orders $49 and up

Offers a seamless transition from the turbine housing to your custom plumbing, minimizing turbulence and maximizing efficiency for high-horsepower builds. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Vargas Turbo Technologies - Corporate Logo
ES#:
5446634
Mfg#:
GARROUTT4G4045
Ships in 10 Business Days
$37.99 USD
Free Shipping
ES#3521793 - uppke46tuBKT - Turner Motorsport Ultimate Power Pulley And Drive Belt Overhaul System  - Includes Accessory Belt System! - Assembled By ECS - BMW

Includes Accessory Belt System! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
For vehicles with Bosch alternator only

Brand:
Assembled By ECS - Corporate Logo
ES#:
3521793
Mfg#:
UPPKE46TUBKT
Ships in 4 Business Days
ON SALE! SAVE 10%
$634.19

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

$571.38 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4686062 - UVM.63MM.x1 - Universal Valved Muffler Kit - Single Inlet / Single 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#:
4686062
Mfg#:
UVM.63MM.X1
Ships in 5 Business Days
$399.99 USD
Free Shipping
on orders $49 and up

Quick connect union T-fitting for 1/4" Nylon affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
SnowPerformance - Corporate Logo
ES#:
2826282
Mfg#:
82040
Special Order: No Guaranteed ETA
$23.99 USD
Free Shipping
on orders $49 and up
ES#4707928 - 11137838130UG - Ultimate S54 Oil Pan And Pump Upgrade Kit - Get everything you need to upgrade your oil pan and pump in your M52/S52 powered BMW in one convenient package! - Assembled By ECS - BMW

Get everything you need to upgrade your oil pan and pump in your M52/S52 powered BMW in one convenient package! 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#:
4707928
Mfg#:
11137838130UG
Ships on Jul 7, 2026
Starting at $2086.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial 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.

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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