VW Golf GTI Mk4 1.8T or VW Golf GTI Mk8? They're two generations of the same car. Here's how far each one goes, using the makers' and tuners' own figures from our two guides.
At a glance
| VW Golf GTI Mk4 1.8T | VW Golf GTI Mk8 | |
|---|---|---|
| Years | 1998–2004 | 2020– |
| Engine | 1.8T 20V turbo four (AGU, AUM, ARZ, AUQ and others) | 2.0 TSI EA888 Gen 4 |
| Stock power | 150 PS / 210 Nm, or 180 PS / 235 Nm | 241 hp / 273 lb-ft (US) |
Power by stage
| VW Golf GTI Mk4 1.8T | VW Golf GTI Mk8 | |
|---|---|---|
| Stock | 150–180 PS | 241 hp |
| Stage 1 | 187–225 hp | 328–375 hp |
| Stage 2 | 195–235 hp | 345–392 hp |
| Stage 3 | 240–280 hp | 410–478 hp |
| Stage 4 | 320–380 PS | 500+ hp |
Figures are the tuners' own claims from each guide, on the fuel each tuner states.
Typical parts cost
| VW Golf GTI Mk4 1.8T | VW Golf GTI Mk8 | |
|---|---|---|
| Stage 1 | remaps $366.95 on sale (APR) or $500–$550 (Unitronic, at UroTuning); turbo-parts Kit 1 with diverter valve and filter €399. | APR software $660; APR gearbox (TCU) tune $650 more. Unitronic sells through dealers only. |
| Stage 2 | Unitronic Stage 2 file $600 (UroTuning); downpipe with sports cat £575.31 (Scorpion) or $890.78 on sale (Milltek); CTS intake $169.99; cat-back £432.53–$769.44 (Scorpion, Milltek). | the same APR file ($660); APR intake $400. |
| Stage 3 | K04 kits $1,954.78–$2,427.04 (GIAC / UroTuning) or $2,788.95 on sale (APR, with software); turbo-parts Kit 2 €1,679.99 or hybrid Kit 3 €2,500. | the same APR file ($660); the turbo is extra. |
List prices from the guides, before shipping, import tax and fitting. "—" means that guide has no cost line for the stage.
Where each one ends up
At Stage 4 the VW Golf GTI Mk4 1.8T reaches 320–380 PS and the VW Golf GTI Mk8 500+ hp.