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1970 GMC C30 Rear Differential

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The cut and rotated front Dana 44 and rear Corporate 14-bolt both house 4.11 gears and limited slips. You can barely see the trick Supertrapp 21/2-inch stainless rear exiting exhaust. You can adjust the Supertrapp exhaust flow for sound and power.
Elephantine

 The cut and rotated front Dana 44 and rear Corporate 14-bolt both house 4.11 gears and limited slips. You can barely see the trick Supertrapp 21/2-inch stainless rear exiting exhaust. You can adjust the Supertrapp exhaust flow for sound and power.  View Related Article

 

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