2.5 Inch ID x 3 Inch L Performance Silicone for Custom Applications Exhaust Fluid Caps|Exhaust|Performance ARP 230-4201 Key Features:

ARP 230-4201 Key Features:

you have probably discovered that you now need to make your new Duramax electronics package compatible with the wiring of an old-school analog tachometer

PPEs Boost Tubing Kit allows you to tap directly into the intake manifold to get the most accurate boost reading possible

Thread length increased to accommodate washer thickness

2.5 Inch ID x 3 Inch L Performance Silicone for Custom Applications Exhaust Fluid Caps|Exhaust|Performance ARP 230-4201 Key Features:Each PPE Performance Silicone Hose is strengthened with 5 plies of Nomex reinforced fibers making them very tough. Fluorocarbon lining offers better lubricity (slippery and resistant to chemicals) and the silicone rubber construction ensures they can withstand constant boost pressures and temperatures from 76 degrees all the way to +437 degrees Fahrenheit. PPE silicone will maintain structural integrity even when subject to high boost pressures