Part Number - SM15HOR
- Increases Horsepower and Torque
- Long Tube Header Design
- Off-Road - Cat-less
- 1-7/8" Primary Tubes with 3" Collector
- 3" Catted Connection Pipes (Steps Down to 2.5")
- Free Flowing Mandrel-Bent Tubing
- 304 Stainless Steel Construction - Natural Finish
- Intended for Off-Road, Track Use Only
- 24-Month Guarantee on Material and Workmanship
- Designed by Stainless Works
- Fits Left Hand Drive Models Only
- Fits 2015-2019 GT Mustangs with Factory 2.5" Exhaust
- Includes O2 Extensions
Superior Construction. Manufactured in the USA from 1-7/8" mandrel bent 304 stainless steel tubing for superior airflow, Stainless Works Long Tube Exhaust Headers are TIG welded and feature a one piece 3/8" thick header flange for added strength and optimal leak-free performance.