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Collection: S4 B9 [17-]

Performance & Tuning Parts for Audi S4 B9

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Cooling (1 product)
Engine & Tuning (2 products)
Exhaust System (74 products)
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Milltek (73 products)
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87 products

Milltek Active Sound Control for Audi S4 3.0 Bi-TDI B9 (19-22)

Sale

Milltek Active Sound Control for Audi S4 3.0 Bi-TDI B9 (19-22)

Regular price £852.43 GBP

Regular price ~~£947.14 GBP~~ Sale price £852.43 GBP

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Sale
Milltek Active Valve Control for Audi S4 B9 Sport Diff (16-22)

Sale

Milltek Active Valve Control for Audi S4 B9 Sport Diff (16-22)

Regular price £558.86 GBP

Regular price ~~£620.96 GBP~~ Sale price £558.86 GBP

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Milltek Active Valve Control for Audi S4 B9 Without Sport Diff (16-22)

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Milltek Active Valve Control for Audi S4 B9 Without Sport Diff (16-22)

Regular price £558.86 GBP

Regular price ~~£620.96 GBP~~ Sale price £558.86 GBP

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Sale
Milltek Cat Back Exhaust Black for Audi RS4 B9 Non-OPF (18-22)

Sale

Milltek Cat Back Exhaust Black for Audi RS4 B9 Non-OPF (18-22)

Regular price £2,667.44 GBP

Regular price ~~£2,963.82 GBP~~ Sale price £2,667.44 GBP

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Sale
Milltek Cat Back Exhaust Burnt Titanium for Audi RS4 B9 Non-OPF (18-22)

Sale

Milltek Cat Back Exhaust Burnt Titanium for Audi RS4 B9 Non-OPF (18-22)

Regular price £2,905.34 GBP

Regular price ~~£3,228.16 GBP~~ Sale price £2,905.34 GBP

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Sale
Milltek Cat Back Exhaust Polished for Audi RS4 B9 Non-OPF (18-22)

Sale

Milltek Cat Back Exhaust Polished for Audi RS4 B9 Non-OPF (18-22)

Regular price £2,554.13 GBP

Regular price ~~£2,837.92 GBP~~ Sale price £2,554.13 GBP

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Sale
Milltek Cat Back Exhaust Titanium for Audi RS4 B9 Non-OPF (18-22)

Sale

Milltek Cat Back Exhaust Titanium for Audi RS4 B9 Non-OPF (18-22)

Regular price £2,828.02 GBP

Regular price ~~£3,142.24 GBP~~ Sale price £2,828.02 GBP

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Milltek Cat Replacement Pipe for Audi S4 B9 (16-22)

Sale

Milltek Cat Replacement Pipe for Audi S4 B9 (16-22)

Regular price £653.23 GBP

Regular price ~~£725.81 GBP~~ Sale price £653.23 GBP

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Milltek Cat Replacement Pipe for Audi S4 B9 Sport Diff (16-22)

Sale

Milltek Cat Replacement Pipe for Audi S4 B9 Sport Diff (16-22)

Regular price £653.23 GBP

Regular price ~~£725.81 GBP~~ Sale price £653.23 GBP

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Milltek Cat Replacement Pipes for Audi RS4 B9 Non-OPF (18-22)

Sale

Milltek Cat Replacement Pipes for Audi RS4 B9 Non-OPF (18-22)

Regular price £1,682.10 GBP

Regular price ~~£1,869.00 GBP~~ Sale price £1,682.10 GBP

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Sale
Milltek HJS Tuning ECE Exhaust Downpipes for Audi S4 B9 (16-22)

Sale

Milltek HJS Tuning ECE Exhaust Downpipes for Audi S4 B9 (16-22)

Regular price £3,481.92 GBP

Regular price ~~£3,868.80 GBP~~ Sale price £3,481.92 GBP

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Milltek HJS Tuning ECE Exhaust Downpipes for Audi S4 B9 Sport Diff (16-22)

Sale

Milltek HJS Tuning ECE Exhaust Downpipes for Audi S4 B9 Sport Diff (16-22)

Regular price £3,481.92 GBP

Regular price ~~£3,868.80 GBP~~ Sale price £3,481.92 GBP

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Sale
Milltek Large Bore Exhaust Downpipe Decat for Audi RS4 B9 With OPF (19-22)

Sale

Milltek Large Bore Exhaust Downpipe Decat for Audi RS4 B9 With OPF (19-22)

Regular price £1,857.32 GBP

Regular price ~~£2,063.69 GBP~~ Sale price £1,857.32 GBP

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Sale
Milltek Large Bore Exhaust Downpipes for Audi RS4 B9 Non-OPF (18-22)

Sale

Milltek Large Bore Exhaust Downpipes for Audi RS4 B9 Non-OPF (18-22)

Regular price £3,259.07 GBP

Regular price ~~£3,621.19 GBP~~ Sale price £3,259.07 GBP

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Sale
Milltek Non-Res Cat Back Exhaust Black GT100 Tips for Audi S4 B9 (16-22)

Sale

Milltek Non-Res Cat Back Exhaust Black GT100 Tips for Audi S4 B9 (16-22)

Regular price £2,415.40 GBP

Regular price ~~£2,683.78 GBP~~ Sale price £2,415.40 GBP

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Sale
Milltek Non-Res Cat Back Exhaust Black GT90 Tips for Audi S4 B9 (16-22)

Sale

Milltek Non-Res Cat Back Exhaust Black GT90 Tips for Audi S4 B9 (16-22)

Regular price £2,591.03 GBP

Regular price ~~£2,878.92 GBP~~ Sale price £2,591.03 GBP

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Sale
Milltek Non-Res Cat Back Exhaust Black Oval Tips for Audi S4 B9 (16-22)

Sale

Milltek Non-Res Cat Back Exhaust Black Oval Tips for Audi S4 B9 (16-22)

Regular price £2,751.46 GBP

Regular price ~~£3,057.18 GBP~~ Sale price £2,751.46 GBP

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Sale
Milltek Non-Res Cat Back Exhaust Black Oval Tips for Audi S4 B9 with Sport Diff

Sale

Milltek Non-Res Cat Back Exhaust Black Oval Tips for Audi S4 B9 with Sport Diff

Regular price £2,751.46 GBP

Regular price ~~£3,057.18 GBP~~ Sale price £2,751.46 GBP

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Sale
Milltek Non-Res Cat Back Exhaust Black Tips for Audi RS4 B9 Non-OPF (18-22)

Sale

Milltek Non-Res Cat Back Exhaust Black Tips for Audi RS4 B9 Non-OPF (18-22)

Regular price £2,778.96 GBP

Regular price ~~£3,087.73 GBP~~ Sale price £2,778.96 GBP

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Sale
Milltek Non-Res Cat Back Exhaust Black Tips for Audi RS4 B9 With OPF (19-22)

Sale

Milltek Non-Res Cat Back Exhaust Black Tips for Audi RS4 B9 With OPF (19-22)

Regular price £3,032.89 GBP

Regular price ~~£3,369.88 GBP~~ Sale price £3,032.89 GBP

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Sale
Milltek Non-Res Cat Back Exhaust Burnt Tips for Audi RS4 B9 Non-OPF (18-22)

Sale

Milltek Non-Res Cat Back Exhaust Burnt Tips for Audi RS4 B9 Non-OPF (18-22)

Regular price £2,959.27 GBP

Regular price ~~£3,288.08 GBP~~ Sale price £2,959.27 GBP

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Sale
Milltek Non-Res Cat Back Exhaust Burnt Titanium GT100 Tips for Audi S4 B9 16-22

Sale

Milltek Non-Res Cat Back Exhaust Burnt Titanium GT100 Tips for Audi S4 B9 16-22

Regular price £3,037.97 GBP

Regular price ~~£3,375.52 GBP~~ Sale price £3,037.97 GBP

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Unit price per

Sale
Milltek Non-Res Cat Back Exhaust Burnt Titanium GT90 Tips for Audi S4 B9 (16-22)

Sale

Milltek Non-Res Cat Back Exhaust Burnt Titanium GT90 Tips for Audi S4 B9 (16-22)

Regular price £3,044.50 GBP

Regular price ~~£3,382.78 GBP~~ Sale price £3,044.50 GBP

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Unit price per

Sale
Milltek Non-Res Cat Back Exhaust Burnt Titanium Tips for Audi RS4 B9 OPF (19-22)

Sale

Milltek Non-Res Cat Back Exhaust Burnt Titanium Tips for Audi RS4 B9 OPF (19-22)

Regular price £3,213.21 GBP

Regular price ~~£3,570.23 GBP~~ Sale price £3,213.21 GBP

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Sale
Milltek Non-Res Cat Back Exhaust Carbon JET100 Tips for Audi S4 B9 (16-22)

Sale

Milltek Non-Res Cat Back Exhaust Carbon JET100 Tips for Audi S4 B9 (16-22)

Regular price £2,669.78 GBP

Regular price ~~£2,966.42 GBP~~ Sale price £2,669.78 GBP

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Sale
Milltek Non-Res Cat Back Exhaust Carbon Tips for Audi S4 B9 with Sport Diff

Sale

Milltek Non-Res Cat Back Exhaust Carbon Tips for Audi S4 B9 with Sport Diff

Regular price £2,669.78 GBP

Regular price ~~£2,966.42 GBP~~ Sale price £2,669.78 GBP

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Sale
Milltek Non-Res Cat Back Exhaust for Audi RS4 B9 (19-22)

Sale

Milltek Non-Res Cat Back Exhaust for Audi RS4 B9 (19-22)

Regular price £2,940.89 GBP

Regular price ~~£3,267.66 GBP~~ Sale price £2,940.89 GBP

Save 10%
Unit price per

Sale
Milltek Non-Res Cat Back Exhaust for Audi RS4 B9 Non-OPF (18-22)

Sale

Milltek Non-Res Cat Back Exhaust for Audi RS4 B9 Non-OPF (18-22)

Regular price £2,686.97 GBP

Regular price ~~£2,985.52 GBP~~ Sale price £2,686.97 GBP

Save 10%
Unit price per

Sale
Milltek Non-Res Cat Back Exhaust for Audi S4 B9 (16-22)

Sale

Milltek Non-Res Cat Back Exhaust for Audi S4 B9 (16-22)

Regular price £2,579.60 GBP

Regular price ~~£2,866.22 GBP~~ Sale price £2,579.60 GBP

Save 10%
Unit price per

Sale
Milltek Non-Res Cat Back Exhaust GT100 Black for Audi S4 B9 with Sport Diff

Sale

Milltek Non-Res Cat Back Exhaust GT100 Black for Audi S4 B9 with Sport Diff

Regular price £2,415.40 GBP

Regular price ~~£2,683.78 GBP~~ Sale price £2,415.40 GBP

Save 10%
Unit price per

Sale
Milltek Non-Res Cat Back Exhaust GT100 Burnt Titanium for Audi S4 B9 Sport Diff

Sale

Milltek Non-Res Cat Back Exhaust GT100 Burnt Titanium for Audi S4 B9 Sport Diff

Regular price £3,037.97 GBP

Regular price ~~£3,375.52 GBP~~ Sale price £3,037.97 GBP

Save 10%
Unit price per

Sale
Milltek Non-Res Cat Back Exhaust GT100 Polished for Audi S4 B9 with Sport Diff

Sale

Milltek Non-Res Cat Back Exhaust GT100 Polished for Audi S4 B9 with Sport Diff

Regular price £2,415.40 GBP

Regular price ~~£2,683.78 GBP~~ Sale price £2,415.40 GBP

Save 10%
Unit price per

Sale
Milltek Non-Res Cat Back Exhaust GT100 Titanium for Audi S4 B9 with Sport Diff

Sale

Milltek Non-Res Cat Back Exhaust GT100 Titanium for Audi S4 B9 with Sport Diff

Regular price £2,721.70 GBP

Regular price ~~£3,024.11 GBP~~ Sale price £2,721.70 GBP

Save 10%
Unit price per

Sale
Milltek Non-Res Cat Back Exhaust Polished GT100 Tips for Audi S4 B9 (16-22)

Sale

Milltek Non-Res Cat Back Exhaust Polished GT100 Tips for Audi S4 B9 (16-22)

Regular price £2,415.40 GBP

Regular price ~~£2,683.78 GBP~~ Sale price £2,415.40 GBP

Save 10%
Unit price per

Sale
Milltek Non-Res Cat Back Exhaust Polished GT90 Tips for Audi S4 B9 (16-22)

Sale

Milltek Non-Res Cat Back Exhaust Polished GT90 Tips for Audi S4 B9 (16-22)

Regular price £2,420.70 GBP

Regular price ~~£2,689.67 GBP~~ Sale price £2,420.70 GBP

Save 10%
Unit price per

Sale
Milltek Non-Res Cat Back Exhaust Polished Tips for Audi S4 B9 with Sport Diff

Sale

Milltek Non-Res Cat Back Exhaust Polished Tips for Audi S4 B9 with Sport Diff

Regular price £2,579.60 GBP

Regular price ~~£2,866.22 GBP~~ Sale price £2,579.60 GBP

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