Listing off the mods on my 2013 Audi C7 S6.

Performance-

Dyno Spectrums Stage 2 OTS Flash
https://www.dynospectrum.com

Boosted Euro TCU Tune
https://www.boostedeuro.com/product-p...

SRM Intake System
https://ankerautomotive.com/collectio...

SRM flex fuel sensor and fuel line relocation kit
https://ankerautomotive.com/products/...

JHM Inlet Hoses
https://jhmotorsports.com/products/jh...

Exhaust
Suitcase resonator and rear muffler delete

Exterior-

Grill
https://www.ebay.com/itm/RS6-Style-Gr...

Maxton Designs Front Splitter
https://maxtondesignusa.net/collectio...

Wheels
Audi RS6 Peelers 20x9.5 ET36 wrapped in 275/35R20 Hankook Ventus Evo 2

Interior-

BTRES digital display
https://betterthan.shop/products/btres