1gM GMAF Curved Intake Pipe Use this with the GMAF30 or 35 before the turbo (not BLOW-THRU) to replace your 2g MAS with a 3in or 3.5in GMAF. You need 4 items to convert to this MAS: 1- Intake pipe, 2 - GMAF, 3 - 2g Translator (electronic box), 4 - Air Filter - see bottom of page General Notes for the following Intake Pipes 1. All Intake pipes are made from 16ga mandrel bent steel and powder coated inside and out except CIP-1gQ-3in 2. All couplers and clamps are included 3. 2 3/4in size barely clears the 14b-16g waste gate actuator but will also work with T25,T28 & 20g. 3in size fits T25,T28, 20g and Garrett T3/T4's. 3 1/2in size fits largest Garrett T3/T4'st and GMAF35 or GMAF36. 4in size fits 4in inlet turbos like Garrett S & SP Compressor housings Part Numbers: CIP-2gM