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Ships within 48 hours · Estimated delivery Aug 29 - Sep 3
Pay in 4 interest-free payments of $66.50 Learn more
Ships within 48 hours · Estimated delivery Aug 29 - Sep 3
Good decibel reduction over open headers
Axle Any Body Codes TJ
5 V8 1971 Oldsmobile Vista Cruiser 455/7
7 V8 1996 - 2001 GMC Savana 3500 350/5
6L V8 1959 Chevrolet 3B 283/4
Three Stage Retard Control - 8970 flywheels-flexplates-and-parts Good decibel reduction over openOverview: The Three Stage Retard Control allows you to retard your ignition timing in three different stages. You can activate one retard for a nitrous stage and another at top end in high gear for more mph and still have another module left over for dual stage nitrous systems. When activated together, the retard amounts are cumulative so you get the total of the three. For example, if you pull 2, then 4 on the second stage and another 2 at top end,