Join the Bad Guy Motors email list for product drops, garage inspo, and VIP invites. We'll email a one-time 5% off code after you subscribe.
One-time 5% welcome code
Good on any product or service invoice.
Early access
Be first to hear about limited builds, gear, and events.
Direct inbox
Need help? Reply to any email and the crew will jump in fast.
Prefer texting? Call (403) 525-0432 or email support@badguymotors.com.
Custom DIESELR EZ Lynk Tune Files for 2017–2019 Duramax L5P 6.6L. Gain torque, throttle response, and towing power with single or full support tunes.
Custom fitment brief
Outline your vehicle, performance targets, and timeline. The build desk will confirm availability, pricing, and next steps in writing.
Dodge Cab & Chassis race pipe for 2013–2023 6.7L Cummins trucks. Built by DIESELR for competition use and maximum exhaust flow.
Boost your DIESELR EZ Lynk Duramax L5P 6.6L Tune Files. Choose Single Tune, or Full Support Pack for improved power and efficiency.
EZ Lynk T87A Transmission Tune L5P for 2017–2019 Duramax. Stronger shifts, better control, and improved drivability with GDP calibration.
No reviews yet. Be the first to leave one.