1990 Chevy Silverado Headers vs Stock Manifold

Tiny
KEITH ENGLISH
  • MEMBER
  • 1990 CHEVROLET SILVERADO
  • V8
  • 4WD
  • AUTOMATIC
  • 160,000 MILES
I would like to replace the factory exhaust manifold with headers to get better performance. Will this give me better gas mileage and overall performance?.
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Monday, April 14th, 2008 AT 7:03 AM

1 Reply

Tiny
RHALL77
  • MEMBER
Performance yes, not sure about fuel mileage.
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Monday, April 14th, 2008 AT 7:17 AM

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