Nickson Exhaust Adapter: Stainless Steel, 2 1/2" Inside Diameter, 2 1/4" Outside Diameter, 4" Long 93518 - Advance Auto Parts
Trackslag Exhaust Adapters For MK5 GTI / 8P S3 / MK2 Leon
Amazon.com: 8SC82 Exhaust Pipe Reducer Component Adapter 2 Inch ID to 2.5 Inch ID 4 Inch Length Polished 304 Stainless Steel Universal 2"ID to 2.5"ID Exhaust Pipe Reducer Adapter-2PCS : Automotive
2-1/4" OD to 2-1/4" ID Exhaust Pipe Adapter Reducer 304 Stainless Steel | eBay
EVIL ENERGY 2.5" ID to 3" OD Exhaust Pipe Adapter Connector Reducer 304 Stainless Steel Universal : Amazon.co.uk: Automotive
Ball & Cone Adapters, Exhaust Products
Exhaust Pipe Reducer – 2-1/2″ OD to 3″ ID – Performance Motorsports
2" up to 6" Inch Od Exhaust Pipe Reducer Adaptor Merge Taper Cone Mild Steel - ExoFlow
Exhaust Adapter with turbo end, 70mm diameter pipe: Racing Dynamics
4 Inch ID To 5 Inch OD Exhaust Pipe Adapter Aluminized Steel MBRP - Merchant Automotive