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BMW M3 Performance Engine Parts

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Full Frame Upgraded Twin Turbo Kit! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Big Boost
ES#:
4758196
Mfg#:
S58BBT1000
Ships in 7 Business Days
$6400.00 USD
Free Shipping
on orders $49 and up

Upgrade your BMW with the BlackBoost High Performance Cold Air Intake System designed for power enthusiasts who demand enhanced performance, efficiency, and style. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
BlackBoost - Corporate Logo
ES#:
5457410
Mfg#:
BBCAIS043
Ships in 6 Business Days
$1599.00 USD

An aggressive muscle car sound without the drone affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Includes $75 in gift cards for future purchases!

Brand:
Corsa - Corporate Logo
ES#:
3478456
Mfg#:
COR14569BKT
Ships on Jul 6, 2026
$2378.99 USD
This product is lifetime replacement eligible Lifetime Replacement

An aggressive muscle car sound without the drone affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Includes $75 in gift cards for future purchases!

Brand:
Corsa - Corporate Logo
ES#:
3478450
Mfg#:
COR14569SKT
Ships on Jul 6, 2026
$2199.99 USD
This product is lifetime replacement eligible Lifetime Replacement

Allows for greater airflow to the turbos, while reducing intake turbulence and keeping IATs low affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
DO88 - Corporate Logo
ES#:
5396051
Mfg#:
LF-270
In Stock at Vendor
$2506.99 USD

Engineered to bridge the gap between "universal" fitment and OE-level reliability, these injectors are drop-in replacements that eliminate the guesswork of fuel system upgrades. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For Custom Applications - Will require additional tuning or modifications.

Brand:
DeatschWerks - Corporate Logo
ES#:
4488427
Mfg#:
18U-09-0440-4
Ships in 2 Business Days
$359.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

For enthusiasts looking to optimize their engine's fuel delivery without compromising daily drivability. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For Custom Applications - Will require additional tuning or modifications.

Brand:
DeatschWerks - Corporate Logo
ES#:
4488429
Mfg#:
18U-09-0440-6
Ships in 2 Business Days
$539.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Call In Or Chat For Best Price! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Dinan - Corporate Logo
ES#:
5477710
Mfg#:
D662-9249
Ships in 9 Business Days
$25.99 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
06-12-2026

$359.99 USD

Available through ECS Tuning, this product is perfect for drivers looking to enhance both their street and track experiences with a high-performance solution. Specs: 9:1 Compression – 86.50 mm Bore – 1.291 in. CH, -23.60 CC affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
JE Piston - Corporate Logo
ES#:
4841492
Mfg#:
297180S
In Stock at Vendor
$251.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

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

Crafted from high-strength forged materials, these pistons deliver exceptional durability under extreme pressure and high RPMs, making them perfect for both motorsport and street use. Specs: 8.5:1 Compression – 93.60 mm Bore – 1.260 in. CH, -23 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
JE Piston - Corporate Logo
ES#:
4842616
Mfg#:
321357S
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 – 86.75 mm Bore – 1.271 in. CH, -5.40 CC affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
JE Piston - Corporate Logo
ES#:
4842600
Mfg#:
312383S
In Stock at Vendor
$251.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

JE Pistons are United States made products designed with quality and precision in mind for street and racing applications. Specs:- 9:1 Compression – 86.00 mm Bore – 1.291 in. CH, -23.60 CC affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
JE Piston - Corporate Logo
ES#:
4841488
Mfg#:
297179S
In Stock at Vendor
$251.99 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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