Ie Supercharger Pulley Upgrade, 4-Bolt Style For Audi 3.0t

VW/AUDI PERFORMANCE PARTS: IE Supercharger Pulley Upgrade, 4-Bolt Style for Audi 3.0T  (IEBAVJ5) Product Features: The IE 4 Bolt Style Supercharger Pulley is designed for many late-model Audi 3.0T Supercharged engines that use the non-press-fit updated bolt-on style of supercharger pulley found on many 2016+ B8/B8.5 S4, S5, Q5, SQ5, C7/C7.5 A6, A7, and Q7 models. The pulley functions by increasing the supercharger RPM throughout the full powerband. The IE pulley is 58.8mm in diameter, making it one of most aggressive and powerful on the market. • Increases supercharger RPM by 7% • Increases supercharger boost levels • CNC machined from billet steel • Inside bore precision honed at IE • Zinc plated to ensure no rust • Replaces stock pulley on 4 bolt Eaton TVS 1320 Superchargers • Engineered in-house using CAD modeling and FEA analysis PULLEY TYPE SUPERCHARGER PULLEY DIAMETER     CRANK PULLEY DIAMETER     SUPERCHARGER RATIO     Stock 4 Bolt Pulley 62.9 162.25 2.5794 IE Stage 2 4 Bolt Pulley 58.8 162.25 2.7593 IE Dual Pulleys (SC & crank pulleys)     58.8 188 3.1972 Fitment: Audi - S4 Late Model Years (B8.5) Audi - S5 Late Model Years  (B8.5) Audi - A6Late Model Years  (C7.5) 3.0T engine Audi - A7 Late Model Years  (C7.5) 3.0T engine Audi - SQ5 Late Model Years  (8R) Audi - Q5 Late Model Years  (8R) 3.0T engine Audi - Q7 Late Model Years  (4L) 3.0T engine Only very late model year supercharged vehicles are equipped with 4 bolt style supercharger pulleys. Most 3.0T engines are equipped a press-fit style pulley (IE Part Number IEBAVJ3), verify your pulley type before ordering.