Tri-Y Headers for 68-91 GM Truck 396-502 BBC 1-3/4in Primary D303Y tailgates-and-liftgates Air Tube Adaptable No Series

Air Tube Adaptable No Series HM Grade Subtitle Federal / EPA Compliant Sensor Port Count 1 Title HM Grade Direct-Fit Overall Length (In

Peterbilt 385 (2002)

8 V8 1959 - 1960 Chrysler Saratoga 1959 - 1961 Chrysler Windsor 1959 Dodge Custom 383/6

6L & 2020-2024 Nissan Versa 1

Allows you to Choose Your Mufflers

Tri-Y Headers for 68-91 GM Truck 396-502 BBC 1-3/4in Primary D303Y tailgates-and-liftgates Air Tube Adaptable No SeriesOverview: 68 91 GM Truck BBC Tri Y Silver Ctd Doug's is the pioneering force behind the popular TRI Y design for cars and trucks. The unique, shortend, paired primary tubes increase mid range torque without sacrificing top end power. TRI Y's are a great choice for daily drivers and heavy duty trucks looking to increase power from idle up to 4500 RPM while maintaining maximum fuel efficiency. Features: 3 8" thick machined flanges to prevent warping CNC