HKS Super Fire Racing M40XL Spark Plug (NGK8) AUDI_S5_B8 it comes at the price

it comes at the price of transient response

and vents to atmosphere on throttle lift to deliver the characteristic HKS induction note

No noticeable difference in body fitment will be observed

2021+ Audi E-Tron GT FW

Mounting points for the factory radiator and intercooler mounts are machined in

HKS Super Fire Racing M40XL Spark Plug (NGK8) AUDI_S5_B8 it comes at the priceHKS Super Fire Racing M Series spark plugs are built for high output and tuned engines that need stable ignition under heat and high rpm. An iridium alloy centre electrode paired with a platinum tipped ground electrode produces a fine, durable spark with strong wear resistance, so ignition stays consistent under boost and sustained load. Features Iridium alloy centre electrode and platinum ground electrode for a strong, stable spark High resistance to