Image
Product
Price
- Dynomax Exhaust System Kit
- Header Dual Kit Not Emissions Legal
- Dynomax Dynomax 89004 Exhaust System Kit
- Dual Pipe Kit
-
Features:
- COMPATIBILITY -- Designed for a variety of full-size 1973-89 GMC 4WD trucks and Chevrolet 4WD SUVs
- 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
- 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
- WARNING -- Not legal for use on pollution-controlled motor vehicles
- headers are for racing use only and not intended or applicable for highway use
- Give your vintage vehicle’s exhaust system an upgrade with a DynoMax® dual header kit. Designed to attach to headers, it features a special reducer that allows for a variety of mounting options.
Additional Fitment Information:
| Vehicle | Block | CC | Engine | CID |
|---|---|---|---|---|
| 1975 - GMC K25 | V | - | 8 Cyl 5.7L | 350 |
- Dynomax Exhaust System Kit
- Manifold Dual Kit Not Emissions Legal
- Dynomax Dynomax 89003 Exhaust System Kit
- Dual Pipe Kit
-
Features:
- COMPATIBILITY -- Designed for a variety of full-size 1973-89 GMC 4WD trucks and Chevrolet 4WD SUVs
- 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 manifolds
- 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
- tailpipes exit each side of vehicle behind rear tires
- 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
- WARNING -- Not legal for use on pollution-controlled motor vehicles
- Give your vintage vehicle’s exhaust system an upgrade with a DynoMax® dual header kit. Designed to attach to OE manifolds, it features a special reducer that allows for a variety of mounting options.
Additional Fitment Information:
| Vehicle | Block | CC | Engine | CID |
|---|---|---|---|---|
| 1975 - GMC K25 | V | - | 8 Cyl 5.7L | 350 |
- Dynomax Exhaust System Kit
- Header Dual Kit Not Emissions Legal
- Dynomax Dynomax 89007 Exhaust System Kit
- Dual Pipe Kit
-
Features:
- 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
- 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.
Additional Fitment Information:
| Vehicle | Block | CC | Engine | Drive Type | CID |
|---|---|---|---|---|---|
| 1975 - GMC Jimmy | V | - | 8 Cyl 6.6L | RWD | 400 |
- Dynomax Exhaust System Kit
- Manifold Dual Kit Not Emissions Legal
- Dynomax Dynomax 89006 Exhaust System Kit
- Dual Pipe Kit
-
Features:
- 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 manifolds
- 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
- Give your vintage vehicle’s exhaust system an upgrade with a DynoMax® dual header kit. Designed to attach to OE manifolds, it features a special reducer that allows for a variety of mounting options.
Additional Fitment Information:
| Vehicle | Block | CC | Engine | Drive Type | CID |
|---|---|---|---|---|---|
| 1975 - GMC Jimmy | V | - | 8 Cyl 6.6L | RWD | 400 |
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