2006 Audi (B7) RS4 Avant

KEY FACTS

• This B7-generation Audi RS4 Avant is a powerful and celebrated modern classic high-performance estate, enhanced with a few choice upgrades.
• Under the bonnet sits a naturally aspirated 4.2-litre V8 with a Stage-2 tune, which sends its power to all four wheels via a six-speed manual transmission.
• First registered in September 2006, this example has been with the seller for four and a half years.
• The engine was replaced in March 2009 at 18,722 miles by Portsmouth Audi.
• The odometer shows 110,770 miles from new.

EQUIPMENT AND FEATURES

• This B7-era RS4 Avant is finished in the imposing shade of Phantom Black, over a black leather-trimmed interior, featuring embossed ‘RS4’ emblems on the seat backs, and carbon-fibre trim.
• It rides on a set of 19-inch twin seven-spoke alloy wheels finished in gloss gunmetal, framing black RS-branded brake callipers, and fitted with Michelin Pilot Sport 4S tyres.
• Equipment includes bi-xenon headlights, front and rear parking sensors, cruise control, desirable ‘wing back’ front seats, an Audi Navigation Plus media system, dual-zone automatic air conditioning, an electric sunroof, a Bose sound system, and electrically adjustable heated front seats.
• It has been fitted with a non-resonated, non-valved Milltek exhaust system, a deflapped inlet manifold, and a Stage 2 tune by Audi specialist MRC.
• The original head unit has been adapted with Bluetooth music functionality.
• The car will be accompanied by a stamped service book to 89,113 miles, followed by supporting invoices, along with a dyno printout, the V5C, two remote keys, and one valet key.

CONDITION

• Please refer to the photo gallery to assess the exterior and interior condition.
• Specific notes from the seller include: the front-end is understood to have received a cosmetic refresh at some point before the seller’s ownership. There is a scuff on the offside rear wing, stone chips on the front bumper, scuffs on the rear bumper, and a scuff on the nearside side skirt. Inside, the driver’s seat bolsters show wear.
• The seller states that the adaptive headlights do not move but still function as standard headlights.
• The last MOT test was conducted on 6 October 2025 at 108,490 miles, which resulted in a first-time pass with advisories noting worn suspension arm bushes on both front lower rear arms, slight deterioration to front brake hoses, and corrosion to front and rear brake pipes.

SERVICE HISTORY

• This RS4’s most recent maintenance was carried out in March 2026 at 109,846 miles by the owner, comprising an engine oil and filter change using Fuchs Titan Pro S 5W-30.
• Prior servicing includes February 2025 at 104,979 miles and March 2024 at 99,766 miles, both carried out by the owner.
• Additional maintenance under current ownership includes a new starter motor (2022), DRC shock replacement and a system recharge at 97,327 miles by The Phirm Audi Specialist, a new clutch and flywheel at 102,437 miles by The Phirm Audi Specialist, and new rear springs, CV boots, and an air conditioning regas at 107,097 miles.

Dates and Mileages:

• May 2008 – 5,853 miles – Portsmouth Audi (evidenced)
• Mar 2009 – 18,722 miles – Portsmouth Audi (evidenced)
• Jun 2009 – 21,750 miles – Portsmouth Audi (evidenced)
• Jul 2010 – 42,260 miles – Portsmouth Audi (evidenced)
• Aug 2011 – 55,245 miles – Portsmouth Audi (evidenced)
• Mar 2013 – 63,377 miles – Southampton Audi (evidenced)
• Nov 2014 – 71,170 miles – Volkswagen Aylesbury (evidenced)
• Oct 2015 – 75,904 miles – Volkswagen Aylesbury (evidenced)
• Aug 2016 – 79,102 miles – Volkswagen Aylesbury (evidenced)
• Jun 2017 – 83,327 miles – High Wycombe Volkswagen (evidenced)
• Jul 2018 – 86,574 miles – High Wycombe Volkswagen (evidenced)
• Sep 2019 – 88,900 miles – High Wycombe Volkswagen (evidenced)
• Feb 2020 – 89,012 miles – High Wycombe Volkswagen (evidenced)
• Nov 2020 – 89,133 miles – (evidenced)
• Feb 2022 – 92,310 miles – Owner (evidenced)
• Jan 2023 – 96,330 miles – Owner (evidenced)
• Mar 2024 – 99,766 miles – Owner (evidenced)
• Feb 2025 – 104,979 miles – Owner (evidenced)
• Mar 2026 – 109,846 miles – Owner (evidenced)

SUMMARY

This B7-generation Audi RS4 Avant is an appealing high-performance estate, combining a charismatic naturally aspirated V8 with a practical and engaging manual, Quattro-driven platform. It benefits from a solid service record and significant recent maintenance work, including an early-life engine replacement and recent major mechanical attention. Offering everyday usability alongside distinctive performance and sound, this RS4 Avant should make an appealing choice for an enthusiast seeking a usable modern classic with genuine driver appeal.

Descriptions are provided by the seller and, to their knowledge, are accurate and not misleading. Buyers must satisfy themselves of the description’s accuracy, and independent research is strongly advised. Enquiries should be raised in the comments section and any inspections arranged before bidding.

Classic and collectible vehicles may have had cosmetic or bodywork repairs that are not visually apparent. Photographs may not accurately reflect colour or condition, so buyers should confirm key details directly with the seller. Unless stated otherwise, you must assume that any cherished, personalised, or heritage vehicle registration is not included in the sale of a car or bike. Please see our Terms and Conditions for full details.

All UK-registered cars and motorbikes on Collecting Cars are run through an online HPI check. On the HPI report, this vehicle shows no insurance database markers for damage or theft, and has no finance owing.