Quick facts about the Audi Sport Quattro S1:

• The Audi Sport Quattro S1 had a 2.1 turbocharged inline 5 engine.
• The Sport Quattro S1 had a smaller engine (in terms of displacement) than the standard Audi Quattro alternative. 
• In road-going form, the engine was capable of generating just over 300hp, while as the Sport Quattro S1 was capable of 444hp
• The body shell of the competition model was composed of carbon-kevlar.

Quick facts about the T-shirt:

• 100% ringspun combed cotton with a contoured slimmer fit.
• Sideseamed & shoulder taped.
• Manufactured in Bangladesh.
• Designed, printed and shipped from the UK.

Size Guide (Chest):

• S - 34/36
• M - 38/40
• L - 42/44
• XL - 46/48
• 2XL - 50/52