← Audi S6 · 1999-2004 · C5

Audi S6 C5

Headline trim: 4.2 V8 quattro — 335 bhp, 0-62 in 6.7s.

press photo
Verdict
C
BHP
335 bhp
0–60
6.7 s
Top speed
155 mph
MPG
17 mpg (US)
Used
$3,800-$13,000

Strengths

  • 4.2 V8 soundtrack
  • Saloon + Avant
  • Quattro grip

Weaknesses

  • Big thirst
  • Heavy
  • Cabin shows its age

Notable tech

  • B5 platform
  • 4.2 V8 — 335 bhp
  • Quattro AWD with Torsen centre diff

Common issues

  • 4.2 V8 chain front-mounted
  • Cam tensioner failures
  • Air mass meter

Engine derivatives

US-spec trims and engines offered across C5's life. Click any two rows to compare them side-by-side.

Pick two engines to compare
4.2 V8 quattro
BHP335
Torque420 Nm
0–606.7 s
Top155 mph
MPG (US)17 mpg
DriveAWD
Gearbox6MT / 5AT