ISR Performance Single GT Cat Back Exhaust Infiniti Q50 VQ37 VR30 2014-2021 | IS-GT-Q50 Vehicle Model_Mazdaspeed Mazda3 The NGK Iridium IX spark

The NGK Iridium IX spark plugs are named after their

50 or M12xP1

and long clutch life

Eliminate pesky blind spots and gain the upper hand when navigating through busy traffic or tricky parking spaces

ISR Performance Single GT Cat Back Exhaust Infiniti Q50 VQ37 VR30 2014-2021 | IS-GT-Q50 Vehicle Model_Mazdaspeed Mazda3 The NGK Iridium IX sparkUpgrade your Infiniti Q50 with the ISR Performance Single GT Exhaust, engineered to deliver maximum performance, aggressive sound, and lightweight efficiency. Designed as a high flow y pipe back system, this exhaust unlocks horsepower gains while producing a deep, refined tone that stands out without overwhelming drone. Constructed from mandrel bent stainless steel, this system ensures durability, corrosion resistance, and optimal exhaust flow.