Pass, merge, & climb effortlessly, +70hp/+92lb-ft

Dramatically improves efficiency, power & MPG

Gains +51 hp and +68 lb-ft torque, plus better MPG

Pass, merge, & climb effortlessly, +70hp/+92lb-ft

Outflows stock by 81% for more power/lowers EGTs

Superior Flow and Rich, Throaty Sound

Gain +91 hp/+162 lb-ft, plus 11% more towing MPG

Pass, merge, climb effortlessly + more towing MPG

Pass, merge, climb effortlessly + more towing MPG

Gains +71 hp & +189 lb-ft, plus 7% better mileage

Dramatically improves efficiency, power & MPG

Gain +32 hp/+42 lb-ft, plus up to 5% more MPG

Gain +32 hp/+42 lb-ft, plus up to 5% more MPG

Pass, merge, climb effortlessly +120 hp/+256 lb-ft

Gains +61 hp & +110 lb-ft, plus 6% more MPG