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12558177 - GM Knock Sensor To Valley Cover Grommet - 1998-2002 Camaro / Firebird LS1, 1997-2004 Corvette - LS1, LS2, LS6 - 1998-2002 Trucks & Vans With 4.8L, 5.3L,6.0L Engines

This product may require vehicle validation(s) for proper fitment. Please contact us to confirm correct vehicle fitment and usage.

Pricing: $5.61


OEM GM Part. Holds bottom of knock sensor into intake valley cover on all Gen III engines except LS7.

Application List




Shipping Information

  • Item Requires Shipping
  • 0.1 lbs.
  • W4.3000” x H0.7000” x L6.2000”

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