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BMW E39 Performance Engine Parts

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Sport Camshaft set - 263/257 10.30mm/9.90mm

ES#3672177 - 1303702 - Sport Camshaft set - 263/257 10.30mm/9.90mm - More aggressive cams for higher top end power! - Cat Cams - BMW

More aggressive cams for higher top end power! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with production date up to 09/1998

Brand:
Cat Cams - Corporate Logo
ES#:
3672177
Mfg#:
1303702
Special Order: No Guaranteed ETA
$2233.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

6mm Single Groove Valve Keeper - Priced Each

ES#2598482 - KPR-6S-7 - 6mm Single Groove Valve Keeper - Priced Each - Two required per valve, necessary for use with certain supertech valves - Supertech - BMW

Two required per valve, necessary for use with certain supertech valves affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Supertech - Corporate Logo
ES#:
2598482
Mfg#:
KPR-6S-7
In Stock
$5.99

This product was last offered at the strikethrough price on
03-04-2026

$2.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Supersprint Stainless Performance Muffler (2x76mm)

ES#3236190 - 785526 - Supersprint Stainless Performance Muffler (2x76mm) - Developed specially for the M-Technic rear bumper - Supersprint - BMW

Developed specially for the M-Technic rear bumper affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Supersprint - Corporate Logo
ES#:
3236190
Mfg#:
785526
Ships in 1 Business Day
$1096.80 USD
Free Shipping

Turner Motorsport E39 540i M62tu Intake - Stock MAF

ES#4318246 - 027178tms10KT - Turner Motorsport E39 540i M62tu Intake - Stock MAF - Outflows factory intake, increases induction noise! Smooth inlet path from high-flow filter through to the throttle body. - Turner Motorsport - BMW

Outflows factory intake, increases induction noise! Smooth inlet path from high-flow filter through to the throttle body. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes! USE CODE TMS20 IN CART FOR BEST PRICE
For vehicles with production date from 09/1998
For vehicles with production date from 09/1998

Brand:
Turner Motorsport - Corporate Logo
ES#:
4318246
Mfg#:
027178TMS10KT
In Stock
$543.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

CP-Carrillo Connecting Rod Set M5X Pro-Xtreme

ES#4759044 - CAR-CRS-S52-XT - CP-Carrillo Connecting Rod Set M5X Pro-Xtreme - Upgrade Your M5x Engine With CP-Carrillo Rods Today! 135mm Rods - 5150 Autosport - BMW

Upgrade Your M5x Engine With CP-Carrillo Rods Today! 135mm Rods affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
5150 Autosport - Corporate Logo
ES#:
4759044
Mfg#:
CAR-CRS-S52-XT
Ships in 3 Business Days
$2099.99 USD
Free Shipping
on orders $49 and up

Pedal Commander - Throttle Response Controller With Bluetooth

ES#3560716 - PC 10 - Pedal Commander - Throttle Response Controller With Bluetooth - Unleash the hidden power in your vehicle to get instant feedback & response! - Pedal Commander - BMW MINI

Unleash the hidden power in your vehicle to get instant feedback & response! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Pedal Commander - Corporate Logo
ES#:
3560716
Mfg#:
PC 10
In Stock
$299.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Supersprint Race Mufflers

ES#3025555 - 044236-044206 - Supersprint Race Mufflers - Tuned specifically for your M5's deep growl - Supersprint - BMW

Tuned specifically for your M5's deep growl affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Supersprint - Corporate Logo
ES#:
3025555
Mfg#:
044236-044206
Ships on Sep 16, 2026
$1972.80 USD
Free Shipping

4.0" Black Chrome Swivel Exhaust Tips - Set of 2

ES#4901435 - 049478LA01-02KT - 4.0" Black Chrome Swivel Exhaust Tips - Set of 2 - Universal exhaust tips with a swivel adjustability to fine tune your exhaust. 2.5" Inlet & a 4.0" Double Wall, Angle Cut Outlet - Turner Motorsport - BMW MINI

Universal exhaust tips with a swivel adjustability to fine tune your exhaust. 2.5" Inlet & a 4.0" Double Wall, Angle Cut Outlet affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes! USE CODE TMS20 IN CART FOR BEST PRICE

Brand:
Turner Motorsport - Corporate Logo
ES#:
4901435
Mfg#:
049478LA01-02KT
In Stock
$139.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Supersprint Section 2 Straight Pipe

ES#3054695 - 785513 - Supersprint Section 2 Straight Pipe - A refined sound with better flow - Supersprint - BMW

A refined sound with better flow affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Supersprint - Corporate Logo
ES#:
3054695
Mfg#:
785513
Ships in 5 Business Days
$382.99 USD
Free Shipping

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: +15HP +12LB/FT gains! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with a production date from 09/1998

Brand:
Shark Injector - Corporate Logo
ES#:
3138953
Mfg#:
N4MS42
In Stock
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

Turner Baffled Oil Catch Can - Standard Flow 10oz

ES#4369816 - 022798TMS01-03 - Turner Baffled Oil Catch Can - Standard Flow 10oz - A 4 chamber, baffled oil catch can with a bottom drain option - Turner Motorsport - BMW

A 4 chamber, baffled oil catch can with a bottom drain option affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes! USE CODE TMS20 IN CART FOR BEST PRICE

Brand:
Turner Motorsport - Corporate Logo
ES#:
4369816
Mfg#:
022798TMS01-03
In Stock
$208.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

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! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

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

2.5 Gal. Water-Methanol Tank Upgrade - Quick-Connect Fittings

ES#4147675 - SN0-40014 - 2.5 Gal. Water-Methanol Tank Upgrade - Quick-Connect Fittings - W/Brackets, Solenoid, Hose & All Necessary Fittings - SnowPerformance - Audi BMW Volkswagen Mercedes Benz MINI Porsche

W/Brackets, Solenoid, Hose & All Necessary Fittings affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
SnowPerformance - Corporate Logo
ES#:
4147675
Mfg#:
SN0-40014
In Stock at Vendor
$140.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Turner Plug-And-Play Alpha-N IAT Sensor Relocation Kit

ES#4304669 - 014579TMSKT1 - Turner Plug-And-Play Alpha-N IAT Sensor Relocation Kit - Reposition your intake air temperature sensor to maintain more accurate readings to maximize power output - Turner Motorsport - BMW

Reposition your intake air temperature sensor to maintain more accurate readings to maximize power output affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes! USE CODE TMS20 IN CART FOR BEST PRICE
Alleviate heat soak on the street or track.

Brand:
Turner Motorsport - Corporate Logo
ES#:
4304669
Mfg#:
014579TMSKT1
In Stock
$150.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Universal Oil Cooler - 19 Row, with Thermostat

ES#2764437 - MM0CULT - Universal Oil Cooler - 19 Row, with Thermostat - Serious engine oil cooling for the most demanding engines - Mishimoto - Audi BMW Volkswagen MINI

Serious engine oil cooling for the most demanding engines affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For custom applications only. Not a direct bolt on.

Brand:
Mishimoto - Corporate Logo
ES#:
2764437
Mfg#:
MM0CULT
In Stock
$599.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Turner Silicone 4" Intake Boot

ES#4316140 - 027287TMS01 - Turner Silicone 4" Intake Boot - Improved Air Flow and Durability. Full Intake also available for purchase!(ES4316263) - Turner Motorsport - BMW

Improved Air Flow and Durability. Full Intake also available for purchase!(ES4316263) affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes! USE CODE TMS20 IN CART FOR BEST PRICE

Brand:
Turner Motorsport - Corporate Logo
ES#:
4316140
Mfg#:
027287TMS01
In Stock
$196.99 USD
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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