Whipple 03-06 GM Truck 4.8L SC Kit / Intercooled / 4.125" SCP / W140AX# SLP LoudMouth Cat-Back Exhaust System for 11-14 Dodge Charger R/T 5.7L - D31040 Whipple 07-13 GM Truck 5.3L SC Kit / Intercooled / 3.875" SCP / W140AX# Whipple 03-06 GM Truck 6.0L SC Kit / https://alexanderr975npu6.wikicarrier.com/user