Richmond Excel Ring and Pinion - 4.10 Ratio - 27 Spline Pinion - 3 Series - 7.5 in / 7.625 in / 7.6 in IFS - GM 10-Bolt 1010-17 Includes 8-Channel K-Type EGT CAN

Includes 8-Channel K-Type EGT CAN Module

and are designed for an exact port match with Dougs headers

Pulse Width Modulation controls fan(s) speed from 0-100%

Each Program Is Track And Dyno TestedJet Performance Products is a proven leader in automotive tuning technology

the company markets acoustic environmental solutions for a broad range of industries

Richmond Excel Ring and Pinion - 4.10 Ratio - 27 Spline Pinion - 3 Series - 7.5 in / 7.625 in / 7.6 in IFS - GM 10-Bolt 1010-17 Includes 8-Channel K-Type EGT CANEXCel drivetrain products are engineered to exceed OEM specifications by manufacturing to precise specifications in world class factories, using the latest heat treatment technology, with extensive quality controls throughout. Richmond Gears EXCel drivetrain products offer high quality OEM replacement drivetrain products for your vehicle. Richmond Gears EXCel line of ring &amp pinon gearsets provide Richmond quality at affordable prices. All EXCel