FREE SHIPPING ON ORDERS OVER $199

Rainier Diesel
Rainier Diesel

Cart

Bilstein 46-276827 B8 5162 Series High Performance Leveling Kit | 17-22 6.7L Powerstroke
Bilstein 46-276827 B8 5162 Series High Performance Leveling Kit | 17-22 6.7L Powerstroke
1 × $644.00
PPE Raw Heavy Duty PTO Side Plate Covers | 01-16 Duramax
PPE Raw Heavy Duty PTO Side Plate Covers | 01-16 Duramax
1 × $71.99
Cognito 2” Economy Leveling Kit With Bilstein Shocks | 17-22 Ford F250/F350
Cognito 2” Economy Leveling Kit With Bilstein Shocks | 17-22 Ford F250/F350
1 × $729.95
Airaid 201-219 MXP Synthamax Dry Filter Intake System | 07.5-10 6.6L Duramax
Airaid 201-219 MXP Synthamax Dry Filter Intake System | 07.5-10 6.6L Duramax
1 × $349.99
ReadyLift 46-20253 2.5” Coil Spring Leveling Kit W/ Falcon 1.1 Shocks | 20-24 F250/350/450
ReadyLift 46-20253 2.5” Coil Spring Leveling Kit W/ Falcon 1.1 Shocks | 20-24 F250/350/450
1 × $1,199.95
Fleece Allison Transmission Cooler Lines | 01-05 LB7/LLY
Fleece Allison Transmission Cooler Lines | 01-05 LB7/LLY
1 × $269.00
XDP Transmission Oil Cooler 01-05 GM 6.6L Duramax X-TRA Cool XD309
XDP Transmission Oil Cooler 01-05 GM 6.6L Duramax X-TRA Cool XD309
1 × $205.95
Subtotal: $3,470.83
View cart Checkout

Transmission Coolers & Lines

Price Range

$95 - $2500

Product rating

Product Categories

Stock

    • GM Transmission Cooler
    • GM Transmission Cooler

      GM Transmission Cooler | Mishimoto Transmission Cooler | MMTC-DMAX-03SL

      (0) $435.95       Read more
    • GM Transmission Cooler
    • GM Transmission Cooler

      Mishimoto Transmission Cooler | MMTC-DMAX-01SL

      (0) $435.95       Read more
    • Performance Transmission Cooler | PPE Performance Transmission Cooler
    • Performance Transmission Cooler | PPE Performance Transmission Cooler

      Performance Transmission Cooler | PPE Performance Transmission Cooler

      (0)       Select options This product has multiple variants. The options may be chosen on the product page
    • PPE Raw Heavy Duty PTO Side Plate Covers | 01-16 Duramax
    • PPE Raw Heavy Duty PTO Side Plate Covers | 01-16 Duramax

      PPE Raw Heavy Duty PTO Side Plate Covers | 01-16 Duramax

      (0) $71.99

      Vehicle Fitment: 2001-2016 GM 6.6L Duramax 1000/2000 Allison’s

      Add to cart
    • XDP Transmission Oil Cooler 01-05 GM 6.6L Duramax X-TRA Cool XD309
    • XDP Transmission Oil Cooler 01-05 GM 6.6L Duramax X-TRA Cool XD309

      XDP Transmission Oil Cooler 01-05 GM 6.6L Duramax X-TRA Cool XD309

      (0) $205.95

      Vehicle Fitment: 2001-2005 GM 6.6L Duramax

      Add to cart
    • XDP X-TRA Cool Transmission Oil Cooler With Fan | XD398
    • XDP X-TRA Cool Transmission Oil Cooler With Fan | XD398

      XDP X-TRA Cool Transmission Oil Cooler With Fan | XD398

      (0) $275.95       Read more

All other logos and trademarks are the property of their respective owners

© Copyright Rainer Diesel Performance - All Rights Reserved 2026

add_action( 'woocommerce_single_product_summary', 'wc_ninja_add_brand_to_product_page', 19 ); function wc_ninja_add_brand_to_product_page() { echo do_shortcode('[product_brand width="64px" height="64px" class="alignright"]'); }