Comp Cams 1.550 2 Spring Assembly 20x9 or do I have to

or do I have to swap the whole assembly

the breathing light will flash

but downpipe diameter and clearance depend on your current setup

since these assemblies are designed around your factory bulb spec

we recommend reading our policy for warranty limitations

Comp Cams 1.550 2 Spring Assembly 20x9 or do I have toCOMP Cams Valve Springs By Design DUAL Manufactured from Super Clean wire to eliminate surface flaws and fissures Dual spring design capable of handling the increased lift in extreme stress applications Designed for superior strength and durability Adds valve train stability in race, street strip and street performance applications Dual Valve Springs from COMP Cams are manufactured from Super Clean wire and subject to extensive quality control testing