GLE63 Catback Exhaust System (W166) Unisex Tee no check engine lights or

no check engine lights or limp mode

The outer electrode incorporates a square platinum chip which improves durability

Vortex-Inducing Filter: Delivers 300% more surface area than stock

Why choose Optimum Tuning:

High Flow Performance: The aluminum piston design enhances airflow

GLE63 Catback Exhaust System (W166) Unisex Tee no check engine lights orGLE63 CATBACK EXHAUST W166 20% larger exhaust volume capacity over stock Straight through performance, no mufflers with valves open 20HP to 35HP increase depending on supporting modifications Increased turbo spool and engine sound No Reflash tuning required*. CNC mandrel bent for perfect fitment Option of either remote control or factory button for valve actuation Please note our exhaust systems are custom built to your specifications, leadtimes are