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64-72 GM A-body 2.5" H-Bomb with Hpipe (SGA40)


Choose your mufflers to the right!

Part Numbers
SGA40T - System with Turbo Pro Mufflers
SGA40R - System with Race Pro Mufflers
SGA40S - System with Street Pro Mufflers
SGA40V - System with Violator Mufflers
SGA40T30 - System with 18" Turbo Pro Mufflers
SGA40R30 - System with 18" Race Pros

Pricing: $477.25

Customize Your Item

- Select Your Mufflers -
 * required
- Select Collector Reducers -
- Select Your Downpipes -
- Select Your Tips -
- Select Accessories -


How It Sounds

Violator Mufflers

Street Pro

Race Pro

Turbo Pro



  • Utilizes H-bomb H-pipe design
  • Dual Exit Tailpipes
  • 2.5 Inch Mandrel-Bent Tubing
  • 409 Stainless Steel Construction
  • Choose your muffler choice (Violator, Street Pro, Race Pro)
  • Lifetime Limited Warranty

Pypes Exhaust Systems are designed to deliver enhanced performance, provide extra punch in the passing lane and improve gas mileage. Fabricated using the highest quality materials, 16 gauge, mandrel-bent, stainless steel pipe ensures maximum exhaust gas flow, which can significantly boost horsepower. The stainless construction of our pipes and mufflers enables them to resist corrosion and extends the life of the system. Our mufflers, H-pipe, oem style stainless tailpipes, are also stainless constructed and precision matched to deliver the ultimate in sound and performance. Cad plated or stainless clamps, stainless hangers and polished stainless tips are available and included in most systems. These systems can be installed at home without any special tools. Some cutting may be required.

**For 70-71 GTO and 68-72 442 use SGA42

California Residents: Prop 65 WARNING

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Shipping Information

  • Item Requires Shipping
  • 65.0 lbs.
  • W60.0000” x H14.0000” x L14.0000”

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