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- Midpipes
- 2004 Pontiac GTO 5.7L LS1
- 2.5"
- For off-road use only
- Not legal on emissions-controlled vehicles
- For use with #578-1809S or stock manifolds
Available for many popular applications as a stand-alone upgrade or an addition to existing JBA products, JBA Midpipes (X-pipe and H-pipe) are a great complement to your headers or exhaust system. They open up exhaust flow for improved sound and a dramatic performance increase. Vehicle specific, each system fits perfectly with smooth-flowing mandrel-bent tubing and provisions for factory emissions equipment.
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Features:
- Large diameter mandrel-bent tubing
- High-flow catalytic converters on listed applications
- Heavy-duty flanges
- Factory-style hangers
- O2 sensor provisions
Benefits
- Increased HP/TQ
- Improved throttle response
- Greater flow and efficiency
- Durable connection with exhaust system
- Easy installation



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