Strange 33-Spline Standard Series Spool - GM 8.5 10-Bolt Mobil 1 NOTE: Due to varying conditions

NOTE: Due to varying conditions these mufflers may or may not meet all sound level requirements

This allows racers to reliably increase boost and advance ignition timing-without using high-octane racing fuel-for power gains of up to 20%

Hardware / Wiring Harness Included

29 in Length

Vehicle Applications: 1983 thru 1993 GMC Cars and Trucks 4/6 Cylinders

Strange 33-Spline Standard Series Spool - GM 8.5 10-Bolt Mobil 1 NOTE: Due to varying conditionsProduct Description: Spool Fullsize 33 Spline Steel GM 10 Bolt Sold Individually Strange Engineering produces driveline components for street and track use. From driveshafts, bearings, and brake systems to complete axle packages, Strange Engineering products have a proven record of strength and reliability, and are available for a wide range of applications. For more than 50 years, Strange Engineering has become a household word among racers and crew