VAUXHALL ASTRA H – Z20LEH ENGINE

ENGINE SIZE: 2.0L I4
TURBOCHARGER: SINGLE TURBO

237 BHP, 320NM [2004 – 2014]

• VAUXHALL ASTRA H (A04)

PERFORMANCE TUNING GAINS

	BHP	TORQUE (NM)	ENGINE MODS
STAGE 1	255 – 275	380 – 405	N/A
STAGE 2	275 – 290	420 – 450	N/A
STAGE 3	290 – 300	450 – 470	N/A
STAGE 4	300 – 350	470 (MAX)	N/A

HARDWARE SETUP REQUIREMENTS

	HARDWARE REQUIREMENTS
STAGE 1	NONE REQUIRED
STAGE 2	FULL 3″ EXHAUST SYSTEM
STAGE 3	STAGE 2 HARDWARE – UPGRADED INTERCOOLER
STAGE 4	STAGE 3 HARDWARE – SHORT RUNNER INLET MANIFOLD / HIGH LIFT CAMSHAFT – HYBRID TURBO