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BMW M3 Performance Engine Parts

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S55 Stage 2+ Turbo Upgrade

ES#4714703 - CTS-TR-0055 - S55 Stage 2+ Turbo Upgrade - Capable of supporting up to 800+ whp! - CTS - BMW

Capable of supporting up to 800+ whp! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
CTS - Corporate Logo
ES#:
4714703
Mfg#:
CTS-TR-0055
Ships in 7 Business Days
$3199.00 USD
Free Shipping

Stage 2 N55/S55 Upgraded Fuel Injectors - Set Of 6

ES#4905047 - 201-0260 - Stage 2 N55/S55 Upgraded Fuel Injectors - Set Of 6 - Provides up to 55% more fuel flow than stock injectors! - Precision Raceworks - BMW

Provides up to 55% more fuel flow than stock injectors! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Precision Raceworks - Corporate Logo
ES#:
4905047
Mfg#:
201-0260
Ships in 4 Business Days
$1599.00 USD
Free Shipping
on orders $49 and up

E46 M3 CSL Air Filter - Dry

ES#4624116 - 003313TMS04-02 - E46 M3 CSL Air Filter - Dry - Save time and money with a performance synthetic cotton High-Flow Air Filter! A premium washable and reusable filter. - Turner Motorsport - BMW

Save time and money with a performance synthetic cotton High-Flow Air Filter! A premium washable and reusable filter. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Turner Motorsport - Corporate Logo
ES#:
4624116
Mfg#:
003313TMS04-02
In Stock
ON SALE! SAVE 32%
$182.99

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

$124.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

-10AN ORB X 3/4" Hose Barb Fitting Assembly - Priced Each

ES#3187875 - 003779ECS10 - -10AN ORB X 3/4" Hose Barb Fitting Assembly - Priced Each - Universal fitting for ECS Tuning Catch can to use a 3/4" Hose - ECS - Audi BMW Volkswagen MINI

Universal fitting for ECS Tuning Catch can to use a 3/4" Hose affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
3187875
Mfg#:
003779ECS10
In Stock
ON SALE! SAVE 35%
$38.99

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

$25.34 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Upgraded Valve Stem Seal Kit

ES#4346287 - vs-vbm6-6cylKT - Upgraded Valve Stem Seal Kit - Includes all the valve stems needed for repairing, replacing, or upgrading your BMW's valves and stem seals! - Supertech - BMW

Includes all the valve stems needed for repairing, replacing, or upgrading your BMW's valves and stem seals! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Supertech - Corporate Logo
ES#:
4346287
Mfg#:
VS-VBM6-6CYLKT
In Stock
$27.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Eventuri Carbon Duct Set - Gloss

ES#4620696 - EVE-E9X-CF-DCT - Eventuri Carbon Duct Set - Gloss - Finish the carbon styling in your engine bay with the Eventuri Carbon Duct Set - Eventuri - BMW

Finish the carbon styling in your engine bay with the Eventuri Carbon Duct Set affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Eventuri - Corporate Logo
ES#:
4620696
Mfg#:
EVE-E9X-CF-DCT
Ships in 6 Business Days
$775.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

xA Ultra WiFi Adapter

ES#5435385 - xA-Ultra-Adapter - xA Ultra WiFi Adapter - The ultimate OBD adapter designed to deliver exceptional speed, maximum connection stability, and great performance for flashing, coding, and live monitoring - xHP - BMW MINI

The ultimate OBD adapter designed to deliver exceptional speed, maximum connection stability, and great performance for flashing, coding, and live monitoring affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
xHP - Corporate Logo
ES#:
5435385
Mfg#:
XA-ULTRA-ADAPTER
In Stock
$109.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Generation 2 Signature Exhaust

ES#3438798 - 11-015 - Generation 2 Signature Exhaust - Add performance, exhaust flow, and weight savings with one simple axle-back exhaust system! - Active Autowerke - BMW

Add performance, exhaust flow, and weight savings with one simple axle-back exhaust system! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Active Autowerke - Corporate Logo
ES#:
3438798
Mfg#:
11-015
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.

$1599.00

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

$1519.99 USD
This product is lifetime replacement eligible Lifetime Replacement

3.5" Universal Exhaust Tip w/ Brushed Finish - Priced Each

ES#4039313 - 026374TMS04-01 - 3.5" Universal Exhaust Tip w/ Brushed Finish - Priced Each - Stainless Steel exhaust tip featuring a 2.5" Inlet & a 3.5" Single Wall, Straight Cut Outlet - Turner Motorsport - BMW MINI

Stainless Steel exhaust tip featuring a 2.5" Inlet & a 3.5" Single Wall, Straight Cut Outlet affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Not vehicle specific. You MUST measure prior to purchasing!

Brand:
Turner Motorsport - Corporate Logo
ES#:
4039313
Mfg#:
026374TMS04-01
In Stock
ON SALE! SAVE 10%
$69.99

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

$62.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Connecting Rod Bearing Set of 2 Pairs - 0.25mm Oversized

ES#3969805 - CR222SV0.25 - Connecting Rod Bearing Set of 2 Pairs - 0.25mm Oversized - Replace those Worn Out Rod Bearings! - King - BMW

Replace those Worn Out Rod Bearings! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
+0.25mm

Brand:
King - Corporate Logo
ES#:
3969805
Mfg#:
CR222SV0.25
In Stock
$52.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Schrick Camshaft Set - 284/276 degree

ES#3026603 - E30M3SCHRICK - Schrick Camshaft Set - 284/276 degree - Aggressive option for street or track - Schrick - BMW

Aggressive option for street or track affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Schrick - Corporate Logo
ES#:
3026603
Mfg#:
E30M3SCHRICK
Ships on Sep 24, 2026
$3007.27 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

G8X S58 Upgraded Hybrid Primary Fuel Pump - Stage 2.5

ES#4883088 - 622-0284-G8x - G8X S58 Upgraded Hybrid Primary Fuel Pump - Stage 2.5 - Increased fueling for bigger power - supports up to 950whp! - Precision Raceworks - BMW

Increased fueling for bigger power - supports up to 950whp! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Precision Raceworks - Corporate Logo
ES#:
4883088
Mfg#:
622-0284-G8X
Ships in 10 Business Days
$999.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Phenolic Spacer - BMP Manifold 1/2"

ES#4465271 - 501-0081 - Phenolic Spacer - BMP Manifold 1/2" - A must when swapping to metal manifolds! - Precision Raceworks - BMW

A must when swapping to metal manifolds! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Precision Raceworks - Corporate Logo
ES#:
4465271
Mfg#:
501-0081
In Stock
$149.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

F80 F82 M3/M4 Stainless VALVED CATBACK Exhaust & Competition Intake

ES#4751374 - 025181TMSEBKT - F80 F82 M3/M4 Stainless VALVED CATBACK Exhaust & Competition Intake - Transform the whole dynamic of your M3 or M4 with added performance, increased flow and not to mention the absolutely wicked sound you get. For this Enthusiast Bundle sale you also receive a FREE intake for increased performance, induction and aesthetics. - Enthusiast Bundles - BMW

Transform the whole dynamic of your M3 or M4 with added performance, increased flow and not to mention the absolutely wicked sound you get. For this Enthusiast Bundle sale you also receive a FREE intake for increased performance, induction and aesthetics. Don't See A Bundle You Want - Give Us A Call Or Chat - We Will Make One! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Enthusiast Bundles - Corporate Logo
ES#:
4751374
Mfg#:
025181TMSEBKT
Ships on Jun 29, 2026
Auto Notify
ON SALE! SAVE 22%
$3847.91

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

$2999.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

BM3 FlexFuel Kit - Engine Bay Location

ES#4932375 - BM3FFHFGS58EB - BM3 FlexFuel Kit - Engine Bay Location - A plug-and-play solution to add Flex Fuel capability to your BMW! - Bootmod3 - BMW

A plug-and-play solution to add Flex Fuel capability to your BMW! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Bootmod3 - Corporate Logo
ES#:
4932375
Mfg#:
BM3FFHFGS58EB
Ships in 10 Business Days
8% off MSRP

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

$649.00

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

$599.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Turner F8X M3/M4/M2 Competition Intake

ES#3691513 - 023216TMS015 - Turner F8X M3/M4/M2 Competition Intake - Outflows factory intake, increases induction noise, and is available in either gloss, matte, or wrinkle black powdercoated aluminum. - Turner Motorsport - BMW
ECS Tuning recommends this product.

Outflows factory intake, increases induction noise, and is available in either gloss, matte, or wrinkle black powdercoated aluminum. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Turner Motorsport - Corporate Logo
ES#:
3691513
Mfg#:
023216TMS015
In Stock
ON SALE!
Starting at $746.59 USD
Customize
Free Shipping
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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