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Cadillac Seville 4.6 STS 305hp

All

305 Original HP
325 Modified HP
400 Original NM
420 Modified NM
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Cadillac Seville

Cadillac Seville All 4.6 STS 305hp

Key Specifications

Generazione All
Carburante Petrol
Codice motore LH2
Rapporto compressione 10.3:1
Alesaggio x Corsa 93.0 X 84.0 mm
Power 305 → 325 hp +20 hp
Torque 400 → 420 Nm +20 Nm
Power
325 HP
+20 HP (+6.6%)
Original 305 HP
Stage 1 325 HP
Torque
420 NM
+20 NM (+5%)
Original 400 NM
Stage 1 420 NM

Power Graph

Original Power 305HP
Original Torque 400Nm
Power After Remap 325HP
Torque After Remap 420Nm

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Frequently Asked Questions - Cadillac Seville

The cost of Stage 1 tuning for Cadillac Seville 4.6 STS 305hp varies depending on the ECU and specific requirements. Contact us for a free personalized quote.

Stage 1 tuning for Cadillac Seville typically takes 1-2 hours of work. Time may vary depending on the ECU type.

Yes, our Stage 1 tunes are developed respecting the engine's safety margins. The power increase from 305 to 325 HP (+7%) is within safe parameters.

With Stage 1 tuning, Cadillac Seville goes from 305 HP to 325 HP (+20 HP) and from 400 Nm to 420 Nm (+20 Nm).

Stage 1 remapping takes it from 305 HP to 325 HP (+20 HP, +7%) and torque from 400 Nm to 420 Nm (+20 Nm). These figures refer to the standard engine, with no hardware modifications.

A remap changes the factory calibration, so on a vehicle still under manufacturer warranty it may affect coverage on powertrain components. Performance tuning keeps all emission systems working; deactivating emission devices such as DPF, EGR or AdBlue is not road-legal in the EU and UK and is intended for off-road, motorsport or export use only.

With a normal driving style consumption usually stays the same or drops slightly: the extra torque at low rpm means less throttle for the same speed. Consumption goes up only if you actually use the additional power.

Yes. The original file is read and stored before any modification, so the vehicle can be returned to the factory calibration at any time.

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Cadillac
Cadillac Seville 4.6 STS 305hp
+20 HP
325 HP