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 E31 850Ci M70 5.0L

    • 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 E31 850Ci M70 5.0L
Your Vehicle BMW E31 850Ci M70 5.0L
Change Clear

BMW E31 850Ci M70 5.0L Performance ECU Software / Tuning

Sort By
Filter By
Return to Top

Turner Performance Chip

ES#3137215 - 998-800 - Turner Performance Chip - Wake up your BMW with dyno-proven gains by Jim Conforti - +29HP +35LB/FT gains! - Turner Conforti Performance Chips - BMW

Wake up your BMW with dyno-proven gains by Jim Conforti - +29HP +35LB/FT gains! Satisfaction guaranteed! Includes 30 day money back guarantee and limited lifetime warranty. -- For vehicles with a manual transmission and a Bosch DME

Brand:
Turner Conforti Performance Chips - Corporate Logo
ES#:
3137215
Mfg#:
998-800
In Stock
ON SALE!
$319.96 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Turner Performance Chip

ES#3137217 - 998-810 - Turner Performance Chip - Wake up your BMW with dyno-proven gains by Jim Conforti - +29HP +35LB/FT gains! - Turner Conforti Performance Chips - BMW

Wake up your BMW with dyno-proven gains by Jim Conforti - +29HP +35LB/FT gains! Satisfaction guaranteed! Includes 30 day money back guarantee and limited lifetime warranty. -- For vehicles with an automatic transmission and a Bosch

Brand:
Turner Conforti Performance Chips - Corporate Logo
ES#:
3137217
Mfg#:
998-810
In Stock
ON SALE! SAVE 20%
$399.99

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

$319.96 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

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