Upgrade Your Audi B5 A4 / S4 / RS4 with Performance Parts
Browse a range of aftermarket parts for the Audi B5 A4 / S4 / RS4 at Regal Autosport. Whether you're building together a fast road car or a dedicated track-day setup, you'll find quality upgrades designed to sharpen handling, improve stability, and lift the driving experience. UK and worldwide delivery available.
415 Products
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Maxton Design AU-RS4-B5-RSD1CMaxton Rear Splitter Audi RS4 B5 - Carbon Look
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Maxton Design AU-RS4-B5-RSD1TMaxton Rear Splitter Audi RS4 B5 - Textured
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Maxton Design AU-RS4-B5-CAP1TMaxton Spoiler CAP Audi RS4 B5 (1999-2001) - Textured
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Maxton Design AU-A4-B5-CAP1GMaxton Spoiler CAP Audi A4 / S4 B5 Sedan
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Maxton Design AU-S4-B5-CNC-RS1AMaxton Rear Diffuser Audi S4 B5 Avant
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Maxton Design AU-S4-B5-RSD1GMaxton Rear Side Splitters Audi S4 B5 Avant
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Maxton Design AU-S4-B5-SD1GMaxton Side Skirts Diffusers Audi S4 B5
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Maxton Design AU-S4-B5-FD1GMaxton Front Splitter Audi S4 B5 (1997-2001)
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Maxton Design AU-RS4-B5-CNC-RS1AMaxton Rear Diffuser Audi RS4 B5
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Maxton Design AU-RS4-B5-RSD1+RD1GMaxton Rear Splitter (Vertical Bar) Audi RS4 B5
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Maxton Design AU-RS4-B5-RSD1GMaxton Rear Splitter Audi RS4 B5
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Maxton Design AU-RS4-B5-CAP1GMaxton Spoiler CAP Audi RS4 B5 (1999-2001)
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Maxton Design AU-RS4-B5-SD1GMaxton Side Skirts Diffusers Audi RS4 B5
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Maxton Design AU-RS4-B5-FD1GMaxton Front Splitter Audi RS4 B5 (1999-2001)
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About the Audi B5 A4 / S4 / RS4
The Audi B5 A4 / S4 / RS4 has built a strong following among enthusiasts over the years. It’s known for its solid engineering, distinctive design, and strong real-world performance. Whether you're carrying out worn components or adding upgrades than using high quality parts can help to keep your Audi B5 A4 / S4 / RS4 performing the way it should.
Audi B5 A4 / S4 / RS4 Parts & Accessories
From replacement components to enthusiast-focused upgrades, maintaining your Audi B5 A4 / S4 / RS4 with quality parts can help preserve reliability and driving confidence. These performance parts can be used for both routine maintenance and performance upgrades which helps to keep the vehicle running reliably over time.