Hyundai N, Kia and Genesis tuning guides: Stage 1 to 4 for every model

Power by stage, model by model

Car	Years	Engine	Stock	Stage 1	Stage 2	Stage 3	Stage 4
Hyundai i30 N	2017–	2.0 T-GDi turbo four G4KH	250–280 hp	300–340 hp	330–370 whp	400–500 hp	400–500+ whp
Kia Stinger GT	2017–2023	3.3 T-GDi twin-turbo V6	365–370 hp	380–480 whp	430–530 whp	450–650 whp	650–900+ whp
Genesis G70 3.3T	2019– in the US	3.3 T-GDi twin-turbo V6	365 hp	380–480 whp	430–530 whp	450–650 whp	650–900+ whp
Hyundai Veloster N	2019–2022	2.0 T-GDi turbo four	250–275 hp	265–275 whp	280–300 whp	350–400 whp	450–490 whp
Hyundai Kona N	2021–2023	2.0 T-GDi turbo four	276–280 hp	295–330 whp	305–360 whp	400–450 whp	450+ whp
Hyundai i20 N	2021–2024	1.6 T-GDi turbo four	204 PS	220–235 hp	240–251 hp	280–300 hp	— no verified parts
Hyundai Elantra N	2022–	2.0 T-GDi turbo four	276–286 hp	295–350 whp	305–390 whp	350–450 whp	450–500 whp

Figures are the tuners' own claims from each guide, on the fuel each tuner states. Some are at the wheels (whp), so compare like with like.