DEI Gen-3 Turbo Shield T4 - Shield Only - Onyx Forced Induction>Reservoirs The adapter has a 74mm

The adapter has a 74mm opening and a 72mm exit and a notch for the IACV

Compatible throttle bodies available under 54092 and 54090

360-Series

This adapter kit is manufactured and tested at Sinister Diesel's California headquarters

DEI Gen-3 Turbo Shield T4 - Shield Only - Onyx Forced Induction>Reservoirs The adapter has a 74mmWe raised the bar. The most technologically advanced turbo shield ever! We incorporated all our experience to build the absolute best turbo shield on the market. By developing advanced textiles and diving deep into what is needed to control turbo heat, we developed the GEN 3 Onyx Black Turbo Shield. A Silicone coated Onyx Black outer layer with multiple stainless steel and silica inner layers. Without a doubt the strongest, most heat resistant shield