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 E34 Engine Coolant Flanges & Parts

Sort By
Filter By
Return to Top

Coolant Hose Adapter - OBD2 to OBD1

ES#4364737 - 11-AM-CHCAP-OBD1 - Coolant Hose Adapter - OBD2 to OBD1 - Install your OBD2 engine into an OBD1 car! - Achilles Motorsports - BMW

Install your OBD2 engine into an OBD1 car! For models with a OBD2 24v Swap (M5X, S5X engines) only!

Brand:
Achilles Motorsports - Corporate Logo
ES#:
4364737
Mfg#:
11-AM-CHCAP-OBD1
In Stock
$54.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Cylinder Head Gasket

ES#18340 - 11121736319 - Cylinder Head Gasket - Genuine BMW - BMW

Brand:
Genuine BMW - Corporate Logo
ES#:
18340
Mfg#:
11121736319
Ships in 10 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.

$226.99

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

$215.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

O-Ring - Priced Each

ES#3674114 - C32348 - O-Ring - Priced Each - Measurements: 20x3 - Victor Reinz - BMW

Measurements: 20x3

Brand:
Victor Reinz - Corporate Logo
ES#:
3674114
Mfg#:
C32348
Ships in 3 Business Days
$3.99

This product was last offered at the strikethrough price on
05-07-2026

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

Torx Screw - Priced Each

ES#34049 - 13541705561 - Torx Screw - Priced Each - Used to secure the water flange to the throttle body - Genuine BMW - BMW

Used to secure the water flange to the throttle body

Brand:
Genuine BMW - Corporate Logo
ES#:
34049
Mfg#:
13541705561
Ships in 4 Business Days
$2.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat Seal Ring

ES#2609306 - 11531312287 - Thermostat Seal Ring - Prevent a leaking thermostat housing - Wahler - BMW

Prevent a leaking thermostat housing Also use- (Qty.) (1) 11 53 1 312 635 o-ring

Brand:
Wahler - Corporate Logo
ES#:
2609306
Mfg#:
11531312287
Back Ordered
$32.99

This product was last offered at the strikethrough price on
05-07-2026

$31.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

E34 M5 Thermostat O-Ring (Square)

ES#2603085 - 11531312635 - E34 M5 Thermostat O-Ring (Square) - Replace O-rings when doing any installation - Victor Reinz - BMW

Replace O-rings when doing any installation Also use- (Qty.) (1) 11 53 1 312 287 O-Ring.

Brand:
Victor Reinz - Corporate Logo
ES#:
2603085
Mfg#:
11531312635
Ships on Aug 6, 2026
$4.07 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Cylinder Head Gasket

Brand:
Genuine BMW - Corporate Logo
ES#:
2798465
Mfg#:
11121736345
Ships in 10 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.

$175.99

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

$167.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

More About Engine Coolant Flanges & Parts

Replace a cracked or failed coolant flange with a brand new coolant flange to stop those leaks!

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