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

Menu

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

No Vehicle selected
Please select your vehicle below.

    • 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
garage-red
Your Vehicle Please tap 'Select' to pick a vehicle
Your Vehicle Please tap 'Select' to pick a vehicle
Select

BMW M3 Performance Engine Internals

Sort By
Filter By
Return to Top

B58/S58 High Performance Main Bearing Set - Standard

Includes upper and lower bearing shells for a complete main bearing replacement. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
ACL - Corporate Logo
ES#:
4845549
Mfg#:
7M1512H-STD
Special Order: No Guaranteed ETA
$402.99

This product was last offered at the strikethrough price on
02-04-2026

$291.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

VAC Motorsports Oil Pump Shaft Upgrade Kit

ES#4745348 - VAC-OPUK-S50B32 - VAC Motorsports Oil Pump Shaft Upgrade Kit - Prevent costly engine failure due to oil pump shaft failure! - VAC Motorsports - BMW

Prevent costly engine failure due to oil pump shaft failure! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For European market cars equipped with the S50B32 only.

Brand:
VAC Motorsports - Corporate Logo
ES#:
4745348
Mfg#:
VAC-OPUK-S50B32
Ships on Jun 22, 2026
$269.99 USD
Free Shipping
on orders $49 and up

Supertech BMW S52 Steel Spring Retainer - Set Of 24

ES#4675741 - RET-HBK-ST-24 - Supertech BMW S52 Steel Spring Retainer - Set Of 24 - Rev higher and drive faster with confidence. - Supertech - BMW

Rev higher and drive faster with confidence. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Supertech - Corporate Logo
ES#:
4675741
Mfg#:
RET-HBK-ST-24
In Stock
Limited Qty Sale
$281.99

This product was last offered at the strikethrough price on
05-18-2026

$261.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Inline 6 RACE Series Rod Bearing Shells (0.25 oversized) - Set

ES#4220047 - 6B1584H-.025 - Inline 6 RACE Series Rod Bearing Shells (0.25 oversized) - Set - Upgraded Bearing Shells for you N55/N54/S55B30! - ACL - BMW

Upgraded Bearing Shells for you N55/N54/S55B30! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
ACL - Corporate Logo
ES#:
4220047
Mfg#:
6B1584H-.025
Special Order: No Guaranteed ETA
$261.99 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#4685264 - CR224SV0.25 - 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#:
4685264
Mfg#:
CR224SV0.25
In Stock at Vendor
$42.99 USD
Free Shipping
on orders $49 and up

Oil Pump Upgrade Kit - M50/M52/S50/S52

ES#4759061 - 5150-OPUK-M50 - Oil Pump Upgrade Kit - M50/M52/S50/S52 - Fix That Notorious Oil Pump Failure Before it Even Happens! - 5150 Autosport - BMW

Fix That Notorious Oil Pump Failure Before it Even Happens! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
5150 Autosport - Corporate Logo
ES#:
4759061
Mfg#:
5150-OPUK-M50
Back Ordered
$229.99 USD
Free Shipping
on orders $49 and up

Performance Rod Bearing Set - M5X

ES#4758993 - 5150-HPRBS-M50 - Performance Rod Bearing Set - M5X - Performance Coated Rod Bearing Set for the M5X Engine Platform - Std. Size - 5150 Autosport - BMW

Performance Coated Rod Bearing Set for the M5X Engine Platform - Std. Size affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
5150 Autosport - Corporate Logo
ES#:
4758993
Mfg#:
5150-HPRBS-M50
Ships in 3 Business Days
$219.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

S54B32 0.25mm Oversized High Performance Rod Bearing Set

ES#4736407 - 6B1569H-.25 - S54B32 0.25mm Oversized High Performance Rod Bearing Set - .25mm Oversize Rod Bearings - ACL - BMW

.25mm Oversize Rod Bearings affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
ACL - Corporate Logo
ES#:
4736407
Mfg#:
6B1569H-.25
In Stock at Vendor
$197.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

King Performance BMW S54 Main Bearings - .25 Oversize

ES#4756556 - MB7039AM0.25 - King Performance BMW S54 Main Bearings - .25 Oversize - .25+ Oversize - King - BMW

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

Brand:
King - Corporate Logo
ES#:
4756556
Mfg#:
MB7039AM0.25
Ships in 6 Business Days
$178.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Connecting Rod Bearing Set of 2 Pairs - 0.75mm Oversized

ES#4447656 - CR222SV0.75 - Connecting Rod Bearing Set of 2 Pairs - 0.75mm 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
+0.75mm

Brand:
King - Corporate Logo
ES#:
4447656
Mfg#:
CR222SV0.75
In Stock
$33.99

This product was last offered at the strikethrough price on
03-20-2026

$32.79 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Supertech Titanium Valve Retainers - Intake - Sold Each

ES#4716130 - RET-BMN54-TI - Supertech Titanium Valve Retainers - Intake - Sold Each - Quality retainers from Supertech - Supertech - BMW

Quality retainers from Supertech affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Supertech - Corporate Logo
ES#:
4716130
Mfg#:
RET-BMN54-TI
Ships in 8 Business Days
$16.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

"Yellow" Crankshaft Bearing Shell - Set

ES#2626368 - 11211706850 - "Yellow" Crankshaft Bearing Shell - Set - 59.75MM(+0.25) bore - Glyco - BMW

59.75MM(+0.25) bore affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Glyco - Corporate Logo
ES#:
2626368
Mfg#:
11211706850
In Stock at Vendor
$126.61 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

BMW Cam Alignment Tool

ES#4000750 - CTA2885 - BMW Cam Alignment Tool - Locks the camshaft at TDC - CTA Tools - BMW

Locks the camshaft at TDC affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
CTA Tools - Corporate Logo
ES#:
4000750
Mfg#:
CTA2885
Ships on Jun 22, 2026
$121.87 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Valve keeper for Audi/BMW/Opel 6mm stem Triple groove

ES#3129162 - KPR-VW6-T - Valve keeper for Audi/BMW/Opel 6mm stem Triple groove - Supertech - BMW

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

Brand:
Supertech - Corporate Logo
ES#:
3129162
Mfg#:
KPR-VW6-T
Ships in 8 Business Days
$1.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Engine Main Bearing Kit - Size 0.50 Oversized

ES#4685266 - MB7776SI0.5 - Engine Main Bearing Kit - Size 0.50 Oversized - Replace those Worn Out Main Bearings! - King - BMW

Replace those Worn Out Main Bearings! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
+0.50mm

Brand:
King - Corporate Logo
ES#:
4685266
Mfg#:
MB7776SI0.5
In Stock
Limited Qty Sale
$118.99

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

$94.99 USD
Free Shipping
on orders $49 and up

5mm Single Groove Valve Keeper - Priced Each

ES#4716123 - KPR-5.0-7S - 5mm 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#:
4716123
Mfg#:
KPR-5.0-7S
Back Ordered
Auto Notify
$3.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

More About Performance Engine Internals

Building your dream engine? We have all the bearings, pistons, connecting rods, timing components, and more to help make that dream a reality.

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.

Terms of Use Privacy Policy ECS Tuning is part of Enthusiast Auto Holdings