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2001-2016 GM/Duramax Allison 1000 - 5/8" Tube
5" Leveling Kit
The larger diameter increases exhaust flow
Slip-on Installation
7L 2015-2020 Ford Transit 150/250/350/350HD 3
Synergy 4123 Heavy-Duty Adjustable Ball Joint Kit (Non-Knurled) 2010-2012 Ram Cummins 6.7 2001-2016 GM/Duramax Allison 1000 -Upgrade the ball joints on your 2003 2013 Dodge Ram 2500 3500 4WD with the Synergy 4123 Heavy Duty Adjustable Ball Joint Kit (Non Knurled) from GAP. After 5 years of development and over 100,000 test miles the Synergy Heavy Duty Adjustable Ram Ball Joints are here! This is the last set of ball joints you will ever have to buy. Tighten up your steering for good with Synergy's patent pending (# 16 020894) design which is fully adjustable, serviceable,