HPS Performance Products HPS 1-3/4" - 2" OD, 4" Long 6061 Aluminum Step Up Transition Joiner Reducer Tube Piping Epsilon+ Aerodynamics Constructed of aircraft aluminum and

Constructed of aircraft aluminum and titanium

Custom 1968 - 1973 Chevrolet C10 Pickup Base 1968 - 1973 Chevrolet C10 Suburban Base 1980 Chevrolet C10 Suburban Silverado

Base 1980 - 1982 GMC C2500 Sierra Grande 1980 - 1986 GMC C2500 Suburban Sierra Classic

1989 Chevrolet Astro LT 4

HPS Performance Products HPS 1-3/4" - 2" OD, 4" Long 6061 Aluminum Step Up Transition Joiner Reducer Tube Piping Epsilon+ Aerodynamics Constructed of aircraft aluminum andHPS 1. 75" 2" OD 16 Gauge 6061 T6 Aluminum Step Up Transition Joiner with 4" Length are commonly used in industrial, automotive, marine and aerospace industry; Great for custom fabrication project such as DIY welding, high performance air intake kit, cooling radiator and heater systems, turbo intercooler piping and charge pipe setup. 6061 aluminum is the most popular and versatile alloy, and is the least expensive of the heat treatable aluminum