INEOS Grenadier Catalytic converter replacement Cost
2022–2023 · Engine, Fuel & Emissions system
Typical range
$571–$8.7k
Parts + labour
Labour hours
1–6h
At a typical garage
The catalytic converter reduces harmful exhaust gases by converting them to less toxic compounds. A failing cat triggers a P0420 check engine light, may produce a sulphur smell and can reduce engine power. INEOS Grenadier catalytic converter replacement costs $571–$8735—one of the more expensive emission-related repairs.
Typical parts included
- Catalytic converter
What affects the price
- OEM vs direct-fit aftermarket vs universal (OEM recommended for emissions compliance)
- Whether the vehicle has multiple catalytic converters (common on V6/V8)
- Whether upstream oxygen sensors need replacing at the same time
Common questions
How long does this repair take?
Catalytic converter replacement on a INEOS Grenadier typically takes 1–6 hours at a garage.
How often does this need to be done?
For a INEOS Grenadier, this is typically needed catalytic converters are replaced on failure; typical lifespan is 100,000–150,000 miles with good maintenance.
Other engine, fuel & emissions system repairs on the INEOS Grenadier
- ABS hydraulic unit replacement$421–$771
- ABS sensor replacement$173–$318
- ABS system bleeding$139–$254
- AC compressor clutch replacement$347–$635
- AC compressor replacement$371–$681
Catalytic converter replacement cost on similar cars
- SKODA Superb$315–$578
- OPEL Omega Caravan$315–$578
- PEUGEOT 605$315–$578
- VOLVO V90$315–$578
- MAZDA 6 / Atenza Sedan$315–$578
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