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.

• Provides Additional Power Throughout The Power Band
• Significant Horsepower Gains
• Increased Airflow
• Large 70mm Bore

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