PER4MANCE DEVELOPMENT DIRS FOR 2015-NEWER V8 CHARGERS/CHALLENGERS/300 RWDPatented Protection! Differential Integration and Reinforcement System reinforce your differential case and improve your car's IRS operation and traction with the DIRS! 100% satisfaction guaranteed. New two piece transformative product from Per4Mance Development: Part one attaches the differential using the lower two main case bolts and the three lower case bolts to reinforce the differential. Part two attaches to the rear cross member and carries an

combustion efficiency creates horsepower gains

Important to note that any axle can fail at a lower power level due to wheel hop or misuse

Control system not included

it could cost you much more

The SRT tested was set to Track mode in the menu so when you start the vehicle the truck will start in Track mode and you will get no light may end up being Sport mode all truck are different you may have to play with the settings

31 Spline Severe-Duty CV’s

made in the USA from the finest materials

Special High Dialectic Strength Insulator

Silver metal is the single best material for a spark plugs core electrode

choose genuine Mopar replacements to gain the OE fit and function you've come to expect

GForce axles are meant to replace the factory axle completely and do not require the use of any part of the OE axle

This camshaft was designed to fit without the need to fly-cut valve reliefs in the pistons