Shop Our Clearance Sale - Up To 80% Off FREE SHIPPING on Orders $49+ *exclusions apply
affirm financing terms & conditions

Menu

Call Us330-331-2003 ChatLive Chat Text Us!
0 Shopping Cart
Your Vehicle Clear

BMW E90 M3 S65 4.0L

    • Audi
    • BMW
    • Mercedes Benz
    • MINI
    • Porsche
    • Volkswagen

Saved Vehicles

My Vehicles
You currently have no stored vehicles.

Recent Vehicles

Recent Vehicles Manage Vehicles

You currently have no recent vehicles.

We'll automatically keep fully selected vehicles here for your convenience.

Call Us330-331-2003 ChatLive Chat Text Us!
Track My Order View Order History Submit a Return Contact Us Wholesale Information Lifetime Replacement Returns and Warranty Information
0
Call Us330-331-2003 ChatLive Chat Text Us!
Track My Order View Order History Submit a Return Contact Us Wholesale Information Lifetime Replacement Returns and Warranty Information
Cancel
0
Sales & Specials
Enter Your Vehicle
affirm financing terms & conditions
garage-red
Your Vehicle BMW E90 M3 S65 4.0L
Your Vehicle BMW E90 M3 S65 4.0L
Change Clear

BMW E90 M3 S65 4.0L Engine Parts & Accessories

Sort By
Filter By
Return to Top

ARP S65 Connecting Rod Bolt Kit

ES#2795498 - 201-6001 - ARP S65 Connecting Rod Bolt Kit - M9x45mm UHL Custom Age Rod Bolt Kit - ARP - BMW

M9x45mm UHL Custom Age Rod Bolt Kit affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ARP - Corporate Logo
ES#:
2795498
Mfg#:
201-6001
In Stock
$533.99

This product was last offered at the strikethrough price on
02-28-2026

$460.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

BMS Pedal Tuner - Automatic Transmission

ES#3643099 - BMSPBT - BMS Pedal Tuner - Automatic Transmission - Remove the dead area from your throttle pedal. - Burger Motorsports - BMW

Remove the dead area from your throttle pedal. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Burger Motorsports - Corporate Logo
ES#:
3643099
Mfg#:
BMSPBT
In Stock
$199.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Top Tec 4110 Engine Oil (5w-40) - 5 Liters

ES#4152102 - 22122 - Top Tec 4110 Engine Oil (5w-40) - 5 Liters - Great for both gasoline and diesel engines! - Liqui-Moly - BMW Porsche

Great for both gasoline and diesel engines! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Liqui-Moly - Corporate Logo
ES#:
4152102
Mfg#:
22122
In Stock
32% off MSRP

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

$78.95

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

$53.53 USD
Free Shipping
on orders $49 and up

S65/S85 Upgraded Throttle Body Actuator Gear Set

ES#4876024 - 043419la01KT - S65/S85 Upgraded Throttle Body Actuator Gear Set - Eliminate throttle actuator failures for good with upgraded Teflon-reinforced gears, designed for maximum durability and reduced friction. - ECS - BMW

Eliminate throttle actuator failures for good with upgraded Teflon-reinforced gears, designed for maximum durability and reduced friction. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4876024
Mfg#:
043419LA01KT
Ships on Nov 3, 2026
Auto Notify
ON SALE! SAVE 25%
$153.99

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

$115.48 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Liqui Moly Race Tech GT1 10w-60 Engine Oil - 1 Liter

ES#2626318 - 2068 - Liqui Moly Race Tech GT1 10w-60 Engine Oil - 1 Liter - Meets BMW M-Motorsports requirements - Liqui-Moly - BMW

Meets BMW M-Motorsports requirements affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Liqui-Moly - Corporate Logo
ES#:
2626318
Mfg#:
2068
In Stock
36% off MSRP

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

$21.95

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

$14.09 USD
Free Shipping
on orders $49 and up

BE Bearings Performance Rod Bearing Replacement Kit

ES#3569879 - 112478380887KT6 - BE Bearings Performance Rod Bearing Replacement Kit - Includes everything needed for a rod bearing service, featuring BE Bearings upgraded rod bearings. - Assembled By ECS - BMW

Includes everything needed for a rod bearing service, featuring BE Bearings upgraded rod bearings. 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#:
3569879
Mfg#:
112478380887KT6
In Stock
$1305.99

This product was last offered at the strikethrough price on
02-28-2026

$1271.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

VF Engineering VF650 Supercharger

Increase the power and performance of your M3 with this high performance supercharger from VF Engineering - Up to 650hp and 420tq affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
VF Engineering - Corporate Logo
ES#:
2917876
Mfg#:
VFK93-01
Ships on Jul 23, 2026
$9995.00 USD

Idle Control Valve - E9x M3 S65

ES#33154 - 13417838024 - Idle Control Valve - E9x M3 S65 - Keep your idle steady. - Genuine BMW - BMW
ECS Tuning recommends this product.

Keep your idle steady. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
33154
Mfg#:
13417838024
In Stock
1% off MSRP

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

$1007.35

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

$994.45 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Oil Level Indicator - Includes Nuts and Sealing Gasket

ES#4675715 - 12617607910KT - Oil Level Indicator - Includes Nuts and Sealing Gasket - Reads oil level in oil pan - Hamburg Tech - BMW

Reads oil level in oil pan affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Hamburg Tech - Corporate Logo
ES#:
4675715
Mfg#:
12617607910KT
In Stock
$152.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Multi Purpose Relay (150 Amp) (Black)

ES#169421 - 61367661503 - Multi Purpose Relay (150 Amp) (Black) - Genuine BMW - BMW

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

Brand:
Genuine BMW - Corporate Logo
ES#:
169421
Mfg#:
61367661503
In Stock
ON SALE!
$129.99

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

$123.41 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

VTT S65 Billet Spark Plug Tubes (Set of 8)

ES#4811171 - VTT-S65-TUBE - VTT S65 Billet Spark Plug Tubes (Set of 8) - Replace those Worn Out Plastic Spark Plug Tubes! - Vargas Turbo Technologies - BMW

Replace those Worn Out Plastic Spark Plug Tubes! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Vargas Turbo Technologies - Corporate Logo
ES#:
4811171
Mfg#:
VTT-S65-TUBE
Ships in 4 Business Days
$147.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

VF620 Supercharger Kit (625hp & 400ft-Lbs)

Complete bolt on kit. The very best way to get big, everyday reliable horsepower affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
VF Engineering - Corporate Logo
ES#:
2917873
Mfg#:
VFK92-01
Ships on Jul 23, 2026
$8995.00 USD

MAP Sensor

ES#4057188 - 13627599042 - MAP Sensor - Hamburg Tech Map Sensor for maximum flow readings - Hamburg Tech - BMW

Hamburg Tech Map Sensor for maximum flow readings affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Hamburg Tech - Corporate Logo
ES#:
4057188
Mfg#:
13627599042
In Stock
$59.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Engine Mount - Priced Each

ES#1848518 - 11812283798 - Engine Mount - Priced Each - Keep your engine securely mounted - Corteco - BMW

Keep your engine securely mounted affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Corteco - Corporate Logo
ES#:
1848518
Mfg#:
11812283798
In Stock
$82.69

This product was last offered at the strikethrough price on
06-22-2026

$82.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Spark Plugs - Set Of 8 (#4471)

ES#2550769 - 12120032273kt - Spark Plugs - Set Of 8 (#4471) - Restore fuel efficiency and performance. - NGK - BMW

Restore fuel efficiency and performance. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
NGK - Corporate Logo
ES#:
2550769
Mfg#:
12120032273KT
In Stock
$151.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Oil Level Indicator with hardware

ES#3570742 - 12617607910KT - Oil Level Indicator with hardware - Reads oil level in oil pan, includes new hardware and seal - Genuine BMW - BMW

Reads oil level in oil pan, includes new hardware and seal affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
3570742
Mfg#:
12617607910KT
In Stock
$263.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

More About Engine Parts & Accessories

Whether you're maintaining or repairing your stock engine or looking for added horsepower, we have one of the most comprehensive inventories of engine parts and accessories for German cars. From hard engine parts like connecting rods, pistons, cylinder heads, short blocks, and engine timing parts to performance engine software upgrades; we have you covered.

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