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Audi · Sports Car · 1994–1995 Custom Search

Audi RS2 B4

Weaknesses, engine ratings and buying advice

★★★★★
3.0 / 5.0 · Based on 2 engine variants · How we rate

Engine Overview

The Audi RS2 B4 is available with one engine variant at 230 hp.

RS2 Avant · Petrol· 315 PS
1994 1995

2.2L 20V Turbo in RS2 with 232 kW — modified by Porsche. Wastegate spring and oil cooler are known weak points. A reliable runner with good maintenance.

  • !! RS2 wastegate spring weakening from 120,000 km

    Wastegate spring of K24/7200 weakens, boost pressure fluctuates.

    Symptoms: Inconsistent boost pressure, power fluctuations
    100–400 $
  • !! Turbo cooling system undersized from 130,000 km

    Oil cooler is undersized from factory — retrofit recommended for spirited driving.

    Symptoms: Temperature rises during spirited driving, oil gets too hot
    300–800 $

Vehicle Weaknesses

WeaknessCost
!Brakes undersized

304mm brake discs warp under spirited driving. Many upgraded to 322mm from 993 Turbo.

Symptoms: Brake judder, steering wheel vibration when braking
from 60,000 km
 High
Known Problems and Issues +

A total of 8 weaknesses have been documented for the Audi RS2 B4 (1994–1995) — 5 engine-related and 3 vehicle-related. Typical issues affect Brakes, Suspension, Interior.

RS2 (ADU, 1994–1995) — Be Careful: RS2 wastegate spring weakening, Turbo cooling system undersized. Power: 315 PS.

What to watch out for with the Audi RS2? See the detailed listing of all engine and vehicle weaknesses in the sections above.

Frequently Asked Questions

What problems and weaknesses does the Audi RS2 B4 have? +
The Audi RS2 B4 has 5 known engine weaknesses and 3 vehicle weaknesses.
What should I look for when buying a used Audi RS2 B4? +
faq.watch_a_none
Which engine is recommended? +
Be careful: ABY (2.2L 20V Turbo), ADU (2.2L 20V Turbo). No engine is rated 'Good Choice'. The most fun to drive is the ADU (2.2L 20V Turbo).
Which Audi RS2 B4 engine is the most fun? +
The {code} ({displacement}) offers the most driving fun in the Audi RS2 B4 — rated: "Legendary!". {description} 315 hp, refined by Porsche. The original RS that founded a legend.
Is the Audi RS2 B4 worth buying used? +
The Audi RS2 B4 requires careful consideration — choosing the right engine variant is crucial.
What horsepower variants are available for the Audi RS2 B4? +
The Audi RS2 B4 is available with engine variants from 230 to 316 hp. Petrol: ABY (2.2L 20V Turbo), ADU (2.2L 20V Turbo).

Last updated: February 2026 · All information without guarantee