1. 1On 2021 cars, verify NHTSA recall AMA4 (21V200000) was completed: engine connecting rods could crack and loosen, with the remedy being connecting-rod or engine replacement (2021 cars also had AMA3, suspension-fastener torque).
2. 2982 flat-six long-term costs: direct-injection intake carbon buildup (owner-reported walnut-blasting ~$700–$1,500) and, on PDK cars, mechatronic-unit wear. Budget too for staggered 20-inch tires and the large brakes.

• 21V1570002021
  Some suspension fasteners may not have been tightened correctly and can loosen.
• 21V2000002021
  Engine connecting rods could crack and loosen; remedy is connecting-rod or engine replacement.

US NHTSA campaigns for this model. A listed campaign may not apply to a particular car, and may already have been remedied — check a specific car by VIN at nhtsa.gov/recalls.