T4 Riser Block - GM 6.6L Duramax With wastegate port 2 3/8 inch Height (116006058). An additional turbocharger riser block is required for larger bodied turbos (GT42R or larger).Features:
T4 Riser Block (With Wastegate Port)
2.375 Inches tall
1.875 Inch side port
Wastegate port sized for 1.75 inch or 2 inch tubes
Billet Steel
Installation parts include (4 studs and 4 nuts)
Sold As A Kit
