replaces factory parts 5Q0129635L
our front muffler makes for an excellent upgrade
Additional airflow and sound paths
It is a bolt-on that can be performed by most and the stock mid-pipe can also be reinstated if needed
and improves turbocharger efficiency
APR Ignition Coils - 4.0 TFSI (EA824) - Red 400K6 replaces factory parts 5Q0129635LPlug and Play. PLEASE NOTE If your factory ignition coils look physically different, other than color, these upgrades are not compatible. Fits Audi A8 Quattro 13 18, RS7 14 18, S6 13 18, S7 13 18, S8 13 18, Bentley Continental 13 17, Flying Spur 15 19 APR Ignition Coils are designed to be a direct plug and play upgrade to factory coils, and provide greater energy output, ensuring a stronger and more consistent spark. The commonplace replacement of