Below is a list of light bulb types used in 1998-2006 AUDI TT lighting system, covering convertible and coupé vehicles.
| Position | Type | Get on Amzn US | Get on Amzn UK |
|---|---|---|---|
| Headlight (low beam) | |||
| D2S | $37.03 | £25.99 | |
| H1 | $24.99 | £10.10 | |
| Headlight (high beam) | |||
| H7 | $5.64 | £4.88 | |
| Parking light | |||
| H6W | $8.45 | £11.88 | |
| Fog light | |||
| H3 | $4.99 | £6.50 | |
| Front indicator (turn) signal | |||
| H21W | $8.64 | £4.99 | |
| Side direction indicator | |||
| WY5W | $9.57 | £3.29 |
| Position | Type | Get on Amzn US | Get on Amzn UK |
|---|---|---|---|
| Rear indicator (turn) signal | |||
| P21W | $7.99 | £5.02 | |
| Tail light | |||
| P21/5W | $12.93 | £5.29 | |
| Brake light | |||
| P21/5W | $12.93 | £5.29 | |
| Back-up light | |||
| P21W | $7.99 | £5.02 | |
| Rear fog light | |||
| P21W | $7.99 | £5.02 | |
| License plate light | |||
| C5W | $8.99 | £2.37 |
| Position | Type | Get on Amzn US | Get on Amzn UK |
|---|---|---|---|
| Interior light | |||
| T5W | |||
| C10W | $7.41 | £2.69 | |
| Boot light | |||
| W5W | $6.91 | £2.69 | |
| W3W | $6.57 | £2.89 | |
| Glove compartment light | |||
| W3W | $6.57 | £2.89 | |
| Reading light | |||
| T5W |
Light bulb sizes for other AUDI TT generations: TT (8J) / TT (FV)