GARRETT 757707-0003 Turbine Housing Kit GT42 / GT42R / GTX42R Gen I 1.28 A/R, Div T4 / V-band ymm_34 with ultra-smooth mandrel bends for

with ultra-smooth mandrel bends for maximum flow and CNC manufacturing for precise fitment

SAE Viscosity Grade (Motor Oil): 15W50

Alternate muffler with un-notched necks is available as part number 40474

Extended filtration surface maintains constant airflow pressure

COBB recommends the Autotech High Volume Fuel Pump Upgrade Kit for the MAZDASPEED cam driven fuel pump

GARRETT 757707-0003 Turbine Housing Kit GT42 / GT42R / GTX42R Gen I 1.28 A/R, Div T4 / V-band ymm_34 with ultra-smooth mandrel bends forDescription GARRETT 757707 0003 Turbine Housing Kit GT42 GT42R GTX42R Gen I 1. 28 A R, Div T4 V band The Garrett Turbine Housing Kit is a high quality component of the turbine side, engineered for optimal performance and reliability. The precisely selected A R ratio provides an ideal balance between fast turbo response and maximum power output. Manufactured from high temperature resistant materials, the housing is designed to withstand extreme thermal