Vibrant 1/4in Brass Olive Inserts - 5pk 2012-2015 Camaro ZL1 This combination yields far more

This combination yields far more robust coolant passages

Both systems feature Borla's famous straight-thru muffler design for added performance

The kit comes pre-set for original ride height and damping while also including a spanner wrench to change spring pre-load and spring crossover stop nuts to allow for fine tuning

It offers drilled holes

free-flowing supply of cold air

Vibrant 1/4in Brass Olive Inserts - 5pk 2012-2015 Camaro ZL1 This combination yields far moreVibrant Performance Brass Olive Inserts for Aluminum Hardline Tubing are intended for use with adapter fittings featuring a straight thread when trying to seal a port that doesn't accommodate an O Ring gasket. Perfect for use with all Vibrant Performance Metric Adapter Fittings. Hose Olive Inserts; 0. 25 in. Tube OD; Brass; Pack of 5;