aFe Large Bore-HD 4 IN 409 Stainless Steel DPF-Back Exhaust System w/Polished Tip(td)L5P(49-44126-P) 3517 tuned and dyno-tested to fit

tuned and dyno-tested to fit select Lexus GS350 models

For use with parts # 414BN025

Additional air flow increases the QX56 V627 engine efficiency and power output by increasing the quantity of the air/fuel ratio

1/2 inch bore dampens backpressure pulses from larger fuel injectors

aFe Large Bore-HD 4 IN 409 Stainless Steel DPF-Back Exhaust System w/Polished Tip(td)L5P(49-44126-P) 3517 tuned and dyno-tested to fitThis DPF back exhaust system is constructed of 4" mandrel bent 409 stainless steel tubing for maximum strength and durability. Finishing off this exhaust system are dual 5" diameter polished 304 stainless steel intercooled clamp on exhaust tips. The tips features an aFe POWER logo plate riveted on for a unique style. Some cutting may be required, see instruction sheet for further information. Utilizing factory style hangers this system mounts directly