turnout muffler – Sanderson Headers https://sandersonheaders.com Sanderson Headers. The source for top quality exhaust headers for street rods, muscle cars, and customs. Proudly Made in the USA Sat, 29 Mar 2025 22:17:49 +0000 en-US hourly 1 https://wordpress.org/?v=6.8.3 https://sandersonheaders.com/wp-content/uploads/2023/05/cropped-favicon2-32x32.jpg turnout muffler – Sanderson Headers https://sandersonheaders.com 32 32 GMP350 Glasspack Inserts https://sandersonheaders.com/product/gmp350-glasspack-inserts/ https://sandersonheaders.com/product/gmp350-glasspack-inserts/#respond Wed, 14 Jun 2023 02:49:56 +0000 https://sandersonheaders.com/?post_type=product&p=12012 The GPM350 is the replacement muffler insert for our outside chassis header side pipe turnouts that come with their Roadster Header sets. Compatible with all turnout lengths.

Fits all Sanderson turnouts, regardless of length.

  • Sold as a set (pair)
  • Easy slip-in installation
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