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BMW Performance Engine Parts

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Performance Street Cat Back - Titanium Tips

ES#3183439 - SSXBM1035 - Performance Street Cat Back - Titanium Tips - Motorsport pedigree. Superior quality. Excellent sound. Milltek Sport cat-back exhaust for enhanced performance. - Milltek Sport - BMW

Motorsport pedigree. Superior quality. Excellent sound. Milltek Sport cat-back exhaust for enhanced performance. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Milltek Sport - Corporate Logo
ES#:
3183439
Mfg#:
SSXBM1035
Ships in 3 Business Days
$4438.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Titanium Slip-On Exhaust

ES#4023656 - akrS-TY/T/1H - Titanium Slip-On Exhaust - An Axle-back slip-on system made from titanium for reduced weight and increased performance. - Akrapovic - BMW

An Axle-back slip-on system made from titanium for reduced weight and increased performance. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Akrapovic - Corporate Logo
ES#:
4023656
Mfg#:
AKRS-TY/T/1H
Ships in 3 Business Days
$4604.99

This product was last offered at the strikethrough price on
06-18-2026

$4374.99 USD
This product is lifetime replacement eligible Lifetime Replacement

N54 Performance Radiator Kit - Automatic/DCT

ES#4730412 - 17117547059eKT - N54 Performance Radiator Kit - Automatic/DCT - Features A CSF High Performance Radiator and must have upgraded silicone cooling lines needed for a confidence inspiring cooling enhancement. - Assembled By ECS - BMW

Features A CSF High Performance Radiator and must have upgraded silicone cooling lines needed for a confidence inspiring cooling enhancement. 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#:
4730412
Mfg#:
17117547059EKT
In Stock
ON SALE!
$1115.99

This product was last offered at the strikethrough price on
06-16-2026

$1092.77 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

N54B30 32cc Platinum Series Dish Piston Set - 84.5mm Bore

ES#4685590 - 646005C-6 - N54B30 32cc Platinum Series Dish Piston Set - 84.5mm Bore - Upgrade to Manley's Platinum Series Pistons for increased performance! Stock 10.2:1 Compression Ratio - MANLEY - BMW

Upgrade to Manley's Platinum Series Pistons for increased performance! Stock 10.2:1 Compression Ratio affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
.50mm Oversize

Brand:
MANLEY - Corporate Logo
ES#:
4685590
Mfg#:
646005C-6
In Stock at Vendor
4% off MSRP

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

$1140.99

This product was last offered at the strikethrough price on
06-19-2026

$1091.99 USD
Free Shipping
on orders $49 and up

N20 Charge Pipe & Boost Pipe Kit - Powdercoated Black

ES#4428236 - 090697ECS09 - N20 Charge Pipe & Boost Pipe Kit - Powdercoated Black - Replaces your stock plastic charge pipe and boost pipe for improved flow, horsepower, reliability! - ECS - BMW
ECS Tuning recommends this product.

Replaces your stock plastic charge pipe and boost pipe for improved flow, horsepower, reliability! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4428236
Mfg#:
090697ECS09
Back Ordered
Auto Notify
ON SALE!
$509.99

This product was last offered at the strikethrough price on
06-13-2026

$484.49 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

High Flow Exhaust Mid-Pipes

ES#4668699 - D660-0094 - High Flow Exhaust Mid-Pipes - Introduces a more aggressive tone and an increase in volume over the stock system while retaining the factory muffler! - Dinan - BMW

Introduces a more aggressive tone and an increase in volume over the stock system while retaining the factory muffler! 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#:
4668699
Mfg#:
D660-0094
In Stock
11% off MSRP

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

$979.99

This product was last offered at the strikethrough price on
06-19-2026

$870.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

N55 Turbo Outlet Charge Pipe - Wrinkly Black

ES#4066909 - 10901020E - N55 Turbo Outlet Charge Pipe - Wrinkly Black - Increase throttle response and decreases turbo lag! - VRSF - BMW

Increase throttle response and decreases turbo lag! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
VRSF - Corporate Logo
ES#:
4066909
Mfg#:
10901020E
Ships in 1 Business Day
$179.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

MACH Force-XP 3-1/2 IN 304 Stainless Steel Cat-Back Exhaust System w/ Polished Tip

ES#3612867 - 49-36341-P - MACH Force-XP 3-1/2 IN 304 Stainless Steel Cat-Back Exhaust System w/ Polished Tip - Add power, sound and unique style to your BMW X5/X6 M with this cat-back system which produced gains of up to +20 horsepower and +33 lbs. x ft. torque - AFE - BMW

Add power, sound and unique style to your BMW X5/X6 M with this cat-back system which produced gains of up to +20 horsepower and +33 lbs. x ft. torque affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
AFE - Corporate Logo
ES#:
3612867
Mfg#:
49-36341-P
Back Ordered
20% off MSRP

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

$5390.00

This product was last offered at the strikethrough price on
06-19-2026

$4312.00 USD

Magnum FORCE Pro Dry S Stage 2 Air Intake System

ES#2985946 - 51-81012-C - Magnum FORCE Pro Dry S Stage 2 Air Intake System - Oil-free filter - more flow, less maintenance! +12hp & +15lb/ft! - AFE - BMW

Oil-free filter - more flow, less maintenance! +12hp & +15lb/ft! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
CARB certified for sale in all 50 states

Brand:
AFE - Corporate Logo
ES#:
2985946
Mfg#:
51-81012-C
EO#:
D-550-38
In Stock
20% off MSRP

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

$598.99

This product was last offered at the strikethrough price on
06-19-2026

$479.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Performance Charge-Air Cooler "Super Manifold" - Polished Finish - Gen 2 B58 3.0L

ES#4389640 - 8200 - Performance Charge-Air Cooler "Super Manifold" - Polished Finish - Gen 2 B58 3.0L - The ultimate intake manifold upgrade for your B58 powered Supra or BMW! - CSF - BMW

The ultimate intake manifold upgrade for your B58 powered Supra or BMW! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!
CARB certified for sale in all 50 states

Brand:
CSF - Corporate Logo
ES#:
4389640
Mfg#:
8200
EO#:
D-770
Ships in 3 Business Days
$4299.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

N54 Oil Catch Can

ES#3025579 - BCC-N54-135-335 - N54 Oil Catch Can - Perfect for high boost applications. - Burger Motorsports - BMW

Perfect for high boost applications. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Burger Motorsports - Corporate Logo
ES#:
3025579
Mfg#:
BCC-N54-135-335
In Stock
$179.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

N54 Pure Stage 2 "Hi-Flow" Turbo Upgrade - w/ Installation Kit

ES#4709442 - PUREN540004INSKT - N54 Pure Stage 2 "Hi-Flow" Turbo Upgrade - w/ Installation Kit - The solution for a big power competition N54 build (or wild street build). Capable of 600-700whp. Includes refundable $300 core charge. - Pure Turbos - BMW

The solution for a big power competition N54 build (or wild street build). Capable of 600-700whp. Includes refundable $300 core charge. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
With upgraded, 2.0" inlet snout to alleviate inlets popping off. For use with 2.0" inlet pipes.

Brand:
Pure Turbos - Corporate Logo
ES#:
4709442
Mfg#:
PUREN540004INSKT
Ships on Jul 22, 2026
Auto Notify
$4291.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

MST Performance Air Intake System - G2X B48

ES#4381923 - BW-B4802 - MST Performance Air Intake System - G2X B48 - Increase Airflow and throttle response - MST Performance - BMW

Increase Airflow and throttle response affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
MST Performance - Corporate Logo
ES#:
4381923
Mfg#:
BW-B4802
Ships on Nov 10, 2026
$535.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

DeatschWerks 255 LPH In-Tank Fuel Pump W/ Install Kit for E36/E46

ES#4488420 - 9-201-1031 - DeatschWerks 255 LPH In-Tank Fuel Pump W/ Install Kit for E36/E46 - By using application-specific components, this kit eliminates the guesswork and "hardware store runs" often associated with fuel system upgrades. - DeatschWerks - BMW

By using application-specific components, this kit eliminates the guesswork and "hardware store runs" often associated with fuel system upgrades. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
DeatschWerks - Corporate Logo
ES#:
4488420
Mfg#:
9-201-1031
In Stock
$112.99

This product was last offered at the strikethrough price on
04-22-2026

$112.65 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Catted Downpipe

ES#4023662 - A90CATDP - Catted Downpipe - This downpipe has been proven to increase power by 18hp with a stock tune and upwards of 50hp with an aftermarket tune! - Active Autowerke - BMW

This downpipe has been proven to increase power by 18hp with a stock tune and upwards of 50hp with an aftermarket tune! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Active Autowerke - Corporate Logo
ES#:
4023662
Mfg#:
A90CATDP
Ships in 3 Business Days
5% off MSRP

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

$1499.00

This product was last offered at the strikethrough price on
06-19-2026

$1424.99 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.

Other BMW Performance Engine Parts

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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