NOx sensor: parts for other Audi models:
AUDI A4 Saloon (8K2, B8)
AUDI A6 Saloon (4G2, 4GC, C7)
AUDI A5 Sportback (8TA)
AUDI A4 Avant (8K5, B8)
AUDI A6 Saloon (4F2, C6)
AUDI A6 Avant (4G5, 4GD, C7)
AUDI A5 Coupe (8T3)
AUDI A3 Sportback (8PA)
AUDI A3 Hatchback (8P1)
AUDI A6 Avant (4F5, C6)
AUDI A4 Saloon (8EC, B7)
AUDI A4 B9 Saloon (8W2, 8WC)
AUDI Q7 (4LB)
AUDI A7 Sportback (4GA, 4GF)
AUDI A3 Sportback (8VA, 8VF)

Order Exhaust System for your A4 B5 Avant (8D5) : Audi A4 B5 Avant Catalytic Converter, Audi A4 B5 Avant Catalytic Converter Mounting Kit, Audi A4 B5 Avant Diesel Particulate Filter, Audi A4 B5 Avant EGR Valve, Audi A4 B5 Avant Exhaust Clamps, Audi A4 B5 Avant Exhaust Flex Pipe, Audi A4 B5 Avant Exhaust Gaskets, Audi A4 B5 Avant Exhaust Hanger, Audi A4 B5 Avant Exhaust Manifold, Audi A4 B5 Avant Exhaust Manifold Mounting Kit, Audi A4 B5 Avant Exhaust Mounting Kit, Audi A4 B5 Avant Exhaust Pipe, Audi A4 B5 Avant Front Silencer, Audi A4 B5 Avant Middle Silencer, Audi A4 B5 Avant Rear Silencer, Audi A4 B5 Avant Silencer Mounting Kit, Audi A4 B5 Avant Tailpipe, Audi A4 B5 Avant Turbocharger