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1 x isrIS-GT-GEN20-BT ISR Performance GT Single Exhaust - 2009+ Hyundai Genesis Coupe 2
Performance increase (JCW GP3): approximately 15–18hp and 17–20 lb-ft
With increased boost pressure the S63's cheap standard plastic pipework can be prone to splitting or cracking - it's more a question of 'if' than 'when' you'll experience boost leaks
and F83 M4 equipped with the S55 engine
Akrapovic 2024+ BMW M5 (G90,G99) Evolution Catback Exhaust - Titanium (Requires Tips) Turbosmart 1 x isrIS-GT-GEN20-BT ISR PerformanceThis is a high grade lightweight titanium system, with an option of round or hexagonal carbon fibre and titanium tailpipes (the choice of one is mandatory). Complex parts, such as the X connection and specially designed collectors, are cast at the in house titanium foundry. The exhaust system has no exhaust valves, and the main exhaust tubes have an increased diameter. Alongside acoustic reflectors on the tailpipes, a special resonator, and the X