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BMW M3 Performance Engine Parts

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Performance Street Exhaust With High Flow Cats

ES#4061563 - SSXBM1064 - Performance Street Exhaust With High Flow Cats - Motorsport pedigree. Superior quality. Excellent sound. Milltek exhaust for enhanced performance. - Milltek Sport - BMW

Motorsport pedigree. Superior quality. Excellent sound. Milltek exhaust for enhanced performance.

Brand:
Milltek Sport - Corporate Logo
ES#:
4061563
Mfg#:
SSXBM1064
Ships in 6 Business Days
ON SALE! SAVE 10%
$1948.99

This product was last offered at the strikethrough price on
08-29-2026

$1753.62 USD
This product is lifetime replacement eligible Lifetime Replacement

Performance Axle Back Exhaust System

ES#4759542 - SSXBM117X - Performance Axle Back Exhaust System - Enhance the sound of your BMW's exhaust with this exhaust system from Milltek Sport - Milltek Sport - BMW

Enhance the sound of your BMW's exhaust with this exhaust system from Milltek Sport

Brand:
Milltek Sport - Corporate Logo
ES#:
4759542
Mfg#:
SSXBM117X
Ships in 5 Business Days
ON SALE!
Starting at $3403.24 USD
Customize

Performance Intake - Carbon Fiber, Gloss

ES#5435239 - MMAI-G80-21CFG - Performance Intake - Carbon Fiber, Gloss - The Mishimoto Carbon Fiber Performance Air Intake is a precision-engineered solution designed to unlock the full potential of the BMW S58 engine. - Mishimoto - BMW

The Mishimoto Carbon Fiber Performance Air Intake is a precision-engineered solution designed to unlock the full potential of the BMW S58 engine.

Brand:
Mishimoto - Corporate Logo
ES#:
5435239
Mfg#:
MMAI-G80-21CFG
EO#:
D-759-13
Ships in 4 Business Days
9% off MSRP

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

$2200.00

This product was last offered at the strikethrough price on
08-03-2026

$1999.99 USD

Performance Intake - Carbon Fiber, Matte

ES#5435241 - MMAI-G80-21CFM - Performance Intake - Carbon Fiber, Matte - Engineered to eliminate the pneumatic bottlenecks found in the stock S58 airboxes. - Mishimoto - BMW

Engineered to eliminate the pneumatic bottlenecks found in the stock S58 airboxes.

Brand:
Mishimoto - Corporate Logo
ES#:
5435241
Mfg#:
MMAI-G80-21CFM
EO#:
D-759-13
Ships in 4 Business Days
$2617.00 USD

NM Engineering Power Module EVO - CS/CSL

ES#5434562 - NM.64508358 - NM Engineering Power Module EVO - CS/CSL - Next-Gen Power Delivery with OEM-Level Integration - up to +95 HP / +70 TQ - NM Engineering - BMW

Next-Gen Power Delivery with OEM-Level Integration - up to +95 HP / +70 TQ For CS and CSL models only - not for standard M3 / M4 models

Brand:
NM Engineering - Corporate Logo
ES#:
5434562
Mfg#:
NM.64508358
Ships in 3 Business Days
$649.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

NM Engineering Power Module EVO

ES#5434560 - NM.64508058 - NM Engineering Power Module EVO - Next-Gen Power Delivery with OEM-Level Integration - up to +130 HP / +100 TQ - NM Engineering - BMW

Next-Gen Power Delivery with OEM-Level Integration - up to +130 HP / +100 TQ

Brand:
NM Engineering - Corporate Logo
ES#:
5434560
Mfg#:
NM.64508058
Ships in 3 Business Days
$649.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

NEW S55 Pure700 Turbo Upgrade

ES#5504667 - S55PURE700 - NEW S55 Pure700 Turbo Upgrade - Capable of 700+ wheel horsepower with supporting modifications - New aftermarket housings, no core charge required! - Pure Turbos - BMW

Capable of 700+ wheel horsepower with supporting modifications - New aftermarket housings, no core charge required!

Brand:
Pure Turbos - Corporate Logo
ES#:
5504667
Mfg#:
S55PURE700
Ships in 5 Business Days
$3107.00 USD

Supersprint Race Exhaust system - Cat back

ES#3698408 - 045336-045306kt2 - Supersprint Race Exhaust system - Cat back - 100% handcrafted in Italy. Stainless steel construction. Legendary sound! - Supersprint - BMW

100% handcrafted in Italy. Stainless steel construction. Legendary sound!

Brand:
Supersprint - Corporate Logo
ES#:
3698408
Mfg#:
045336-045306KT2
Ships on Dec 11, 2026
$3127.95 USD

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.

Terms of Use Privacy Policy ECS Tuning is part of Enthusiast Auto Holdings