Sonnax parts
Mar 6, 2010 | 07:27 PM
#1
Sonnax parts
Installed some sonnax parts today in my 4l65. Added the performance pack, 2nd and 4th gear servos.
Very happy with the upgade. Shifts just a little firmer than stock when driving normal but at wot it shifts fast and hard, but not hard enough to break the tires loose.
Very happy with the upgade. Shifts just a little firmer than stock when driving normal but at wot it shifts fast and hard, but not hard enough to break the tires loose.
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