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BMW E46 M3 S54 3.2L Performance Engine Parts

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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#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
ES#5457435 - UVM.76MM.X1 - Universal Valved Muffler Kit - Single Inlet / Single 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#:
5457435
Mfg#:
UVM.76MM.X1
Ships in 1 Business Day
$399.99 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

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

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

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
07-03-2026

$359.99 USD

this piston offers high performance and long-lasting durability for serious drivers. Specs 12.5:1 Compression - 86.50 mm Bore – 1.220 in. CH, -5.00 CC affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
JE Piston - Corporate Logo
ES#:
4841463
Mfg#:
297174S
In Stock at Vendor
$251.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

These forged aluminum pistons are lightweight, which reduces reciprocating mass and enhances engine response. Specs: 87.00 mm Bore – 1.271 in. CH, -29.30 CC affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
JE Piston - Corporate Logo
ES#:
4840602
Mfg#:
297115S
In Stock at Vendor
$251.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

With an optimized dome design and available in different compression ratios including this 11.5:1 design, this piston boosts power and efficiency. Specs: 11.5:1 Compression - 87.50 mm Bore – 1.271 in. CH, -13.80cc affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
JE Piston - Corporate Logo
ES#:
4840609
Mfg#:
397118S
In Stock at Vendor
$251.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Designed to increase compression and enhance power output, these lightweight and durable pistons are ideal for high-performance applications. Specs: 87.50 mm Bore – 1.271 in. CH, -9.20 CC affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
JE Piston - Corporate Logo
ES#:
4840616
Mfg#:
297120S
In Stock at Vendor
$251.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Specs: 12.5:1 Compression – 87.00 mm Bore – 1.220 in. CH, -5.50 CC affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
JE Piston - Corporate Logo
ES#:
4841469
Mfg#:
297175S
In Stock at Vendor
$251.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

High-Quality Materials Built to withstand extreme temperatures and pressures for superior engine protection. Specs: – 87.00 mm Bore – 1.220 in. CH, -25.80 CC affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
JE Piston - Corporate Logo
ES#:
4840626
Mfg#:
297171S
In Stock at Vendor
$251.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

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

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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