FREE SHIPPING ON ORDERS OVER $199

Rainier Diesel
Rainier Diesel

Cart

Duramax Tuner Stealth Mach 2 (67) Turbocharger W/Actuator | 20-23 6.6L Duramax
Duramax Tuner Stealth Mach 2 (67) Turbocharger W/Actuator | 20-23 6.6L Duramax
1 × $3,975.00
Bullet Proof Diesel 90201174 3RD Brake Light Dual Antenna W/Rigid LED | 17-23 F-250/350/450
Bullet Proof Diesel 90201174 3RD Brake Light Dual Antenna W/Rigid LED | 17-23 F-250/350/450
1 × $599.45
Bullet Proof Diesel 90201157 Heavy-Duty Oil Cooler Upgrade & Gaskets | 11-19 6.7L Powerstroke
Bullet Proof Diesel 90201157 Heavy-Duty Oil Cooler Upgrade & Gaskets | 11-19 6.7L Powerstroke
1 × $273.00
Cognito 4” Standard Lift Kit With Fox PS 2.0 IFP Shocks | 01-10 GM 2500/3500
Cognito 4” Standard Lift Kit With Fox PS 2.0 IFP Shocks | 01-10 GM 2500/3500
1 × $3,293.73
Bullet Proof Diesel 90201152 3RD Brake Light Antenna Mount | 10-23 Ram 2500/3500/4500
Bullet Proof Diesel 90201152 3RD Brake Light Antenna Mount | 10-23 Ram 2500/3500/4500
1 × $359.65
Cognito 7” Elite Lift Kit with Elka 2.5 Shocks | 11-19 GM 2500/3500
Cognito 7” Elite Lift Kit with Elka 2.5 Shocks | 11-19 GM 2500/3500
1 × $9,918.68
Icon 217803P 2.5 VS Remote Reservoir Shock Absorber (Pair) | 14-22 RAM 2500
Icon 217803P 2.5 VS Remote Reservoir Shock Absorber (Pair) | 14-22 RAM 2500
1 × $1,094.95
ATS E4Od Co-Pilot Transmission Controller | 89-97 7.3L Powerstroke
ATS E4Od Co-Pilot Transmission Controller | 89-97 7.3L Powerstroke
1 × $450.00
XDP Replacement Radiator Direct-Fit 03-09 Dodge 5.9L/6.7L Cummins X-TRA Cool XD296
XDP Replacement Radiator Direct-Fit 03-09 Dodge 5.9L/6.7L Cummins X-TRA Cool XD296
1 × $319.95
Subtotal: $20,284.41
View cart Checkout

Cooling Systems

Coolant Bypass Kits

Coolant Hoses & Pipes

Radiators

Thermostats & Housing

Thermostats & Housings

Water Pumps

Price Range

$95 - $2500

Product rating

Product Categories

Stock

    • Full Send Diesel 03-07 Dodge Lower heater Hose Black Braided
    • Full Send Diesel 03-07 Dodge Lower heater Hose Black Braided

      Full Send Diesel 03-07 Dodge Lower heater Hose Black Braided

      (0) $165.89

      Vehicle Fitment: 2003-2007 Dodge 5.9L Cummins

      Add to cart
    • Full Send Diesel 1994-2007 Heat Exchanger Bypass Single Line
    • Full Send Diesel 1994-2007 Heat Exchanger Bypass Single Line

      Full Send Diesel 1994-2007 Heat Exchanger Bypass Single Line

      (0) $146.99

      Vehicle Fitment: 1994-2007 Dodge 5.9L Cummins

      Add to cart
    • Full Send Diesel 1998.5-2022 Cummins DIY AN Braided Radiator Hose Kit | FSD-24VAN-DIYRHK
    • Full Send Diesel 1998.5-2022 Cummins DIY AN Braided Radiator Hose Kit | FSD-24VAN-DIYRHK

      Full Send Diesel 1998.5-2022 Cummins DIY AN Braided Radiator Hose Kit | FSD-24VAN-DIYRHK

      (0) $349.99

      Vehicle Fitment: 1998.5-2022 Dodge 5.9L/6.7L Cummins

      Add to cart
    • Full Send Diesel 98.5+ Dodge Replacement Top Heater Hose Black Braided
    • Full Send Diesel 98.5+ Dodge Replacement Top Heater Hose Black Braided

      Full Send Diesel 98.5+ Dodge Replacement Top Heater Hose Black Braided

      (0) $120.74

      Vehicle Fitment: 1998.5-2021 Dodge 5.9L/6.7L Cummins

      Add to cart
    • Mishimoto Aluminum Performance Radiator | 03-09 5.9L/6.7L Cummins
    • Mishimoto Aluminum Performance Radiator | 03-09 5.9L/6.7L Cummins

      Mishimoto Aluminum Performance Radiator | 03-09 5.9L/6.7L Cummins

      (0) $911.95

      Vehicle Fitment: 2003-2009 Dodge 5.9L/6.7L Cummins

      Add to cart
    • Mishimoto MMB-RAM-002 Radiator, Trans Cooler & Intercooler Heavy-Duty Bundle | 03-07 5.9L Cummins
    • Mishimoto MMB-RAM-002 Radiator, Trans Cooler & Intercooler Heavy-Duty Bundle | 03-07 5.9L Cummins

      Mishimoto MMB-RAM-002 Radiator, Trans Cooler & Intercooler Heavy-Duty Bundle | 03-07 5.9L Cummins

      (0) $3,130.95

      Vehicle Fitment: 2003-2007 Dodge 5.9L Cummins

      Add to cart
    • Wehrli Upper Coolant Pipe | 03-09 5.9L/6.7L Cummins
    • Wehrli Upper Coolant Pipe | 03-09 5.9L/6.7L Cummins

      Wehrli Upper Coolant Pipe | 03-09 5.9L/6.7L Cummins

      (0) $151.32       Select options
    • Wehrli WCFAB X Fleece Thermostat Housing | 98.5-18 5.9L/6.7L Cummins
    • Wehrli WCFAB X Fleece Thermostat Housing | 98.5-18 5.9L/6.7L Cummins

      Wehrli WCFAB X Fleece Thermostat Housing | 98.5-18 5.9L/6.7L Cummins

      (0) $173.63

      Vehicle Fitment: 1998.5-2018 Dodge 5.9L/6.7L Cummins

      Select options
    • XDP Replacement Radiator Direct-Fit 03-09 Dodge 5.9L/6.7L Cummins X-TRA Cool XD296
    • XDP Replacement Radiator Direct-Fit 03-09 Dodge 5.9L/6.7L Cummins X-TRA Cool XD296

      XDP Replacement Radiator Direct-Fit 03-09 Dodge 5.9L/6.7L Cummins X-TRA Cool XD296

      (0) $319.95

      Vehicle Fitment: 2003-2009 Dodge 5.9L/6.7L Cummins

      Add to cart
    • XDP XD672 XTRA Cool Water Pump | 89-12 5.9L/6.7L Cummins
    • XDP XD672 XTRA Cool Water Pump | 89-12 5.9L/6.7L Cummins

      XDP XD672 XTRA Cool Water Pump | 89-12 5.9L/6.7L Cummins

      (0) $64.95

      Vehicle Fitment: 1989-2012 Dodge 5.9L/6.7L Cummins

      Add to cart

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"]'); }