Genuine GM Performance (12594171) COPO LS7-Style Exhaust Header Gasket

Genuine GM
SKU: ZIDB00FS9MIYY
Regular Price $37.17 Sale Price Unit price: $0.00

Quick Overview

Brand Genuine GM Model 12594171 COPO LS7-style exhaust header gasketsDesigned for high-temperature operationStamped metal shim gasketCan be used on applications with headersLS7 Header/Exhaust Factory Gasket - sold as a single gasket, requires two pieces for one engine. GM factory replacement gasket for LS7 cylinder heads. This is a stamped metal...
Brand Genuine GM
Model 12594171

  • COPO LS7-style exhaust header gaskets
  • Designed for high-temperature operation
  • Stamped metal shim gasket
  • Can be used on applications with headers


  • LS7 Header/Exhaust Factory Gasket - sold as a single gasket, requires two pieces for one engine. GM factory replacement gasket for LS7 cylinder heads. This is a stamped metal shim gasket with the D-shaped exhaust port. Can be used on applications with headers, if the flange sealing area is a D-shaped port. High-performance exhaust header gaskets designed for the high-temperature operation of the COPO racing engines. Fits the exhaust port configuration of LS7-style cylinder heads.

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