New Arrivals/Restock

Give your vintage vehicle’s exhaust system an upgrade with a DynoMax dual header kit. Designed to attach to OE headers, it features a special reducer that allows for a variety of mounting options.

• COMPATIBILITY -- Designed for a variety of full-size 1975-87 GMC trucks and Chevrolet/GMC SUVs 2WD; see product information for compatibility and engine spec
• BUILD IT YOURSELF -- Design and custom fabricate your own exhaust system with this kit that attaches to OE headers
• FLEXIBLE MOUNTING -- Special reducer design allows for a variety of mounting options
• IMPROVED FLOW CAPACITY -- Smooth bends improve flow capacity over traditional bends
• SPECS -- Extra-long tailpipes with side exits with a full 2.25-in. diameter; tail pipes exit each side of vehicle behind rear tires; for trucks with OE catalytic converter due to cross member location
• COMPLETE SOLUTION -- Includes all the necessary clamps, hangers, flanges, gaskets, mounting hardware, intermediate, extension and tail pipes
• PREMIUM MATERIALS -- Made from quality aluminized steel for durability and long life
• BETTER TOGETHER -- Complete your system with premium DynoMax mufflers and DynoMax accessories for a complete performance exhaust system

Fits Select:
1981-1986 GMC C1500 8 Cyl 5 L
1981-1984 CHEVROLET BLAZER 8 Cyl 5 L
1987 GMC R15 CONVENTIONAL 8 Cyl 5 L
1975-1980 GMC C1500 8 Cyl 5.7 L
1975-1986 GMC C2500 8 Cyl 5.7 L
1981-1987 CHEVROLET SUBURBAN 8 Cyl 5.7 L
1987 GMC R25 CONVENTIONAL 8 Cyl 5.7 L
1981-1984 GMC JIMMY 8 Cyl 5 L
1975-1980 CHEVROLET C10 8 Cyl 5.7 L
1975-1976,1978-1980 GMC JIMMY 8 Cyl 5.7 L
1977 GMC JIMMY 8 Cyl 6.6 L
1975-1980 CHEVROLET C20 8 Cyl 5.7 L
and more - add your vehicle to our fit widget to check

Manufacturer part number	89007
Vehicle model	K5 Blazer; C10 Suburban; C20 Suburban; R10 Suburban; R20 Suburban; C1500; C2500; R2500; C15; C25; Jimmy; R1500
Vehicle year	1975
Vehicle make	Chevrolet; GMC
Vehicle fitment type	Specific
Automotive parts division	Direct Replacement
Brand	DynoMax
Automotive specialty part type	Exhaust System Kit
Features	Adjustable
Material	Aluminized steel
Color	Multicolor
Weight	37.8
Items included	clamps, hangers, flanges, gaskets, mounting hardware, intermediate, extension and tail pipes
Vehicle type	Truck
Compatible cars	1975-1984 Chevrolet K5 Blazer; 1975-1979 Chevrolet K5 Blazer; 1977-1984 Chevrolet K5 Blazer; 1982-1984 Chevrolet K5 Blazer; 1975-1986 Chevrolet C10 Suburban; 1977-1986 Chevrolet C10 Suburban; 1978-1980 Chevrolet C10 Suburban; 1982-1986 Chevrolet C10 Suburban; 1975-1986 Chevrolet C20 Suburban; 1977-1986 Chevrolet C20 Suburban; 1982-1986 Chevrolet C20 Suburban; 1987-1987 Chevrolet R10 Suburban; 1987-1987 Chevrolet R20 Suburban; 1979-1986 GMC C1500; 1979-1981 GMC C1500; 1979-1980 GMC C1500; 1982-1986 GMC C1500; 1979-1986 GMC C2500; 1980-1986 GMC C2500; 1982-1986 GMC C2500; 1986-1986 GMC C2500; 1987-1987 GMC R2500; 1975-1978 GMC C15; 1976-1978 GMC C15; 1977-1978 GMC C15; 1978-1978 GMC C15; 1975-1978 GMC C25; 1977-1978 GMC C25; 1975-1984 GMC Jimmy; 1975-1979 GMC Jimmy; 1977-1984 GMC Jimmy; 1982-1984 GMC Jimmy; 1987-1987 GMC R1500
Pack quantity	1