GSC Power-Division Beehive Spring Set with Titanium Retainer for all 4G63s (gsc5040) 1559 Replacement of catalytic converters (if

Replacement of catalytic converters (if equipped) is allowed only under the following conditions: 1) It is missing or stolen

Manufacturer Part Number: 827-545R

Large Bore HD 409 SS Cat-Back Exhaust System with Single Side Exit (49-14002) by aFe

Manufactured from High-Strength Alloy Steel-Included Sealed Bearings w/Low Friction Coating-Dual-Bend

GSC Power-Division Beehive Spring Set with Titanium Retainer for all 4G63s (gsc5040) 1559 Replacement of catalytic converters (ifThe GSC Power Division Beehive Valve Spring Kit with Ti retainer for all 4G63s includes 16 titanium retainers and 16 beehive valve springs. This set can be used for EVO 1 7 & EVO 8 9 if you are looking to replace the OEM retainers. Our beehive spring is made with an ovate wire which utilizes advanced material heat treatment methods for superior load loss capabilites. These springs have the highest level of spring load retention while still maintaining