Throttle Body Assembly

Drive-By-Wire Electronic Throttle Body; Bore Size 72mm ID; Incl. Spacers/Plug And Play Harness Adapter/Hardware;

• 50 Percent Increase In Airflow Over Stock 64mm Body
• Precision Honed Oversized 72mm Bore
• CNC Machined Billet 6061-T6 Aluminum Housing
• Aluminum Throttle Plate
• Factory Programmable Non-Contact Hall Effect TPS
• Optimized TPS Response Curve
• High Precision Servo Motor
• Wiring Harness Adapter Included

A larger throttle body is key to producing additional power throughout the power band on modified engines with increased airflow demands. The new Grams Performance and Design MKIV throttle body features a large 70mm bore, which results in significant horsepower gains throughout the power band on heavily modified, naturally aspirated applications and even more on forced induction ones.

For nearly two decades Grams Performance and Design's parent company has committed itself to developing cutting-edge racing products. Our active involvement in various forms of motorsports as well as OEM product development and extensive engineering studies have allowed us to remain at the forefront of automotive high performance. Our racing background and numerous wins have paved the way for us to produce the highest quality, best performing fuel injection and air induction components for popular European cars. Active involvement in various forms of motorsports through technical partnerships as well as through our own championship-winning race cars provides us with the data necessary to produce high-performance parts utilizing innovative designs, advanced metal alloys, cutting-edge manufacturing methods, and stringent quality-control measures. Designed by passionate enthusiasts and drawing on nearly 20 years of experience, we're able to develop the products that cater to your needs.