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BMW E46 Performance Engine Parts

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Main Stud Kit - M50/M52/S50/S52

ES#4758996 - ARP-MSK-M50 - Main Stud Kit - M50/M52/S50/S52 - Prevent Main Cap Walk With ARP's Main Stud Kit for The M5X Engine Platform! - ARP - BMW

Prevent Main Cap Walk With ARP's Main Stud Kit for The M5X Engine Platform! 2X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ARP - Corporate Logo
ES#:
4758996
Mfg#:
ARP-MSK-M50
Back Ordered
Auto Notify
$169.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

BMW S54 6 Cyl. 280-Degree - Exhaust Camshaft

ES#3024141 - TMS1259 - BMW S54 6 Cyl. 280-Degree - Exhaust Camshaft - Perfect for street or track use - Schrick - BMW

Perfect for street or track use

Brand:
Schrick - Corporate Logo
ES#:
3024141
Mfg#:
TMS1259
In Stock
ON SALE!
$1775.98

This product was last offered at the strikethrough price on
07-07-2026

$1687.18 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Titanium Exhaust Wrap - 2" x 50

ES#3022269 - HEA-WRAPKIT-50 - Titanium Exhaust Wrap - 2" x 50 - Designed to handle continuous temperatures up to 1,800F - Prosport Performance - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Designed to handle continuous temperatures up to 1,800°F

Brand:
Prosport Performance - Corporate Logo
ES#:
3022269
Mfg#:
HEA-WRAPKIT-50
Ships in 9 Business Days
Auto Notify
$49.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Cat Cams M52TU B28 Hot Street Camshaft Set

ES#3672195 - 1304406 - Cat Cams M52TU B28 Hot Street Camshaft Set - 258/257 - 224/215 - Cat Cams - BMW

258°/257° - 224°/215°

Brand:
Cat Cams - Corporate Logo
ES#:
3672195
Mfg#:
1304406
Special Order: No Guaranteed ETA
$1642.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Cat Cams M52TU B28 Sport Camshaft Set

ES#3672194 - 1304405 - Cat Cams M52TU B28 Sport Camshaft Set - 257/247 - 215/208 - Cat Cams - BMW

257°/247° - 215°/208°

Brand:
Cat Cams - Corporate Logo
ES#:
3672194
Mfg#:
1304405
Special Order: No Guaranteed ETA
$1642.99 USD
Free Shipping
on orders $49 and up

Engine Mount - Priced Each

ES#2713350 - 11812283798 - Engine Mount - Priced Each - Keep your engine securely mounted - URO - BMW

Keep your engine securely mounted 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!
Harder durometer mount from the M3 for improved performance.

Brand:
URO - Corporate Logo
ES#:
2713350
Mfg#:
11812283798
In Stock
$39.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Bosch Flow Matched EV14 Injectors - US CAR Connector (EV6) - 950cc - 6 Pack

ES#5388591 - 501-0082 - Bosch Flow Matched EV14 Injectors - US CAR Connector (EV6) - 950cc - 6 Pack - Genuine Bosch Motorsports EV14 fuel injectors featuring USCAR (EV6) connector matched and packaged in pack of 6 units - Minimum flow of 950cc @ 3bar (43.5 PSI industry standard) - Bosch - BMW

Genuine Bosch Motorsports EV14 fuel injectors featuring USCAR (EV6) connector matched and packaged in pack of 6 units - Minimum flow of 950cc @ 3bar (43.5 PSI industry standard) 2X Entries For Our 25th Anniversary Sweepstakes!
NOT A DIRECT REPLACEMENT FOR FACTORY INJECTORS - For use with aftermarket port injection kits only

Brand:
Bosch - Corporate Logo
ES#:
5388591
Mfg#:
501-0082
In Stock
ON SALE!
$572.99

This product was last offered at the strikethrough price on
06-25-2026

$544.34 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

E46 M3 Cat-back Exhaust System

Increase power and sound with this cat back system from Scorpion.

Brand:
Scorpion - Corporate Logo
ES#:
3969452
Mfg#:
SBM050
Ships in 3 Business Days
$1630.99 USD

BMW S52/M52 6 Cyl. 256-Degree - Exhaust Camshaft

ES#3246308 - 0261A1561-02 - BMW S52/M52 6 Cyl. 256-Degree - Exhaust Camshaft - Street and Track Exhaust Camshaft Setup - Schrick - BMW

Street and Track Exhaust Camshaft Setup

Brand:
Schrick - Corporate Logo
ES#:
3246308
Mfg#:
0261A1561-02
Special Order: No Guaranteed ETA
$1619.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Turner S54 Baffled Oil Catch Can System

ES#3458274 - 015515TMS01-01KT - Turner S54 Baffled Oil Catch Can System - A 4 chamber, baffled oil catch can with valved drain system - complete with an application-specific mounting hardware and silicone hoses - Turner Motorsport - BMW

A 4 chamber, baffled oil catch can with valved drain system - complete with an application-specific mounting hardware and silicone hoses 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Turner Motorsport - Corporate Logo
ES#:
3458274
Mfg#:
015515TMS01-01KT
Ships on Dec 7, 2026
ON SALE! SAVE 25%
$526.99

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

$395.24 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Shark Injector Performance Software

ES#3138969 - N4MS4325 - Shark Injector Performance Software - Performance software designed to unlock your BMW's potential. Removes top speed limiter, raises rev limit to 7,000rpm, improves throttle response, and improves power output: +7HP +7LB/FT gains! - Shark Injector - BMW

Performance software designed to unlock your BMW's potential. Removes top speed limiter, raises rev limit to 7,000rpm, improves throttle response, and improves power output: +7HP +7LB/FT gains! For vehicles with a production date up to 02/2003

Brand:
Shark Injector - Corporate Logo
ES#:
3138969
Mfg#:
N4MS4325
Ships on Aug 11, 2026
ON SALE! SAVE 10%
$349.00

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

$314.10 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

E46 330 Luft-Technik Intake System - Black Filter

ES#4699145 - 008694la13bKT - E46 330 Luft-Technik Intake System - Black Filter - Free-flowing intake featuring a roaring induction noise and increased performance to replace your restrictive factory intake. - ECS - BMW

Free-flowing intake featuring a roaring induction noise and increased performance to replace your restrictive factory intake. 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4699145
Mfg#:
008694LA13BKT
Back Ordered
ON SALE! SAVE 20%
$386.99

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

$309.59 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Mach Force XP Cat Back Exhaust System

ES#2574631 - 4946309 - Mach Force XP Cat Back Exhaust System - Bolt on performance plus great looks for your vehicle - AFE - BMW

Bolt on performance plus great looks for your vehicle

Brand:
AFE - Corporate Logo
ES#:
2574631
Mfg#:
4946309
In Stock at Vendor
20% off MSRP

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

$1915.00

This product was last offered at the strikethrough price on
07-20-2026

$1532.00 USD
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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