Skip to the content

Click here for our latest general announcements

Quadstar Tuning LLC

Cooling Engine Fuel System Gauges and Monitoring Intake & Exhaust Tuning Transmission and Driveline Turbochargers Miscellaneous

Aluminum Radiator

Engines and Cylinder Heads

Engine Electronics

Engine External

Engine Internals

Gaskets and Seals

Gauges and Monitors

All Intake & Exhaust

High Flow Plenum

Chips and Tunes

All Transmission and Driveline

Turbos and Parts

Miscellaneous and Used Parts

Home
Shop all Products
Knowledge Base

Country/region

Country/region

Search for products

Your cart

Your cart is empty

Home
Shop all Products
Knowledge Base
Cooling
Engine
Fuel System
- Fuel Injection
Gauges and Monitoring
- Gauges and Monitors
Intake & Exhaust
- All Intake & Exhaust
- High Flow Plenum
Tuning
- Chips and Tunes
Transmission and Driveline
- All Transmission and Driveline
Turbochargers
- Turbos and Parts
Miscellaneous
- Tools
- Miscellaneous and Used Parts

Country/region

Country/region

Knowledge Base

Please enter a search term to locate the information you seek.

This tool is a work in progress, please use accordingly.

About us

Quadstar Tuning is a small business focused on providing the highest quality parts for the 6.5L Turbo Diesel platform. We specialize in tuning but also offer a wide selection of other products.

Check back frequently as things are always changing!

Thank you for considering us for your build!

Ambassadors
Contact us
Documentation
Refund policy
Terms/Conditions
Terms of service

Payment methods

© 2025, Quadstar Tuning LLC - Powered by Shopify