Used Mazda RX-8 Radiator

The RX-8 was sold in the UK as a single generation running from 2003 to 2012, with a facelift introduced in 2008, so a 2004 unit and a 2007 unit both sit in the pre-facelift period and are more likely to be compatible. That said, there were detail changes across the production run, so confirm with the breaker that the unit matches your exact registration before buying. Engine code is the most useful detail you can give them.

The RX-8 facelift arrived in 2008 and brought various changes that can affect ancillary fitment, so crossing that 2008 boundary is where compatibility becomes less certain. Name the boundary to your breaker and give them your registration number or engine code, and they can check whether the specific radiator you're looking at will cross over safely. Don't assume pre- and post-facelift units are a straight swap without that confirmation.

Trim levels such as PZ and Kuro are specification packages affecting interior, cosmetics, and equipment rather than the engine or cooling system, so the radiator fitment follows the engine, not the badge. All road-going UK RX-8 models used the Renesis rotary engine, so trim level alone should not determine which radiator you need. Supply your engine code and year to the breaker and they'll match the part mechanically rather than by trim name.

The engine code is the single most useful detail for sourcing mechanical parts like a radiator, and it can be found on your V5C or via a VIN check. For the RX-8 this identifies the Renesis rotary variant and any specification differences that might affect cooling system components. Have it ready when you contact a breaker through Findapart, as it lets them match the part far more accurately than year or trim alone.

Gearbox type can influence cooling requirements, and some automatics use transmission coolers integrated with or alongside the radiator, meaning the units may differ. It's worth flagging whether your car is manual or automatic when you request quotes from breakers, so they can check the specific part they have against your setup. Confirm this detail with the breaker against your registration rather than assuming the units are interchangeable.

Without a year or engine code it's very difficult to be certain a radiator is the right match, given that detail changes occurred across the RX-8's 2003 to 2012 production run and across the 2008 facelift. Breakers on Findapart can cross-reference a part against your registration, which is a far safer route than buying blind on price alone. Always confirm fitment with the supplying breaker before purchasing a used radiator.