Denso 234-4716 Oxygen Sensor on 2040-parts.com

Ken Block: Gymkhana Four is best yet

Ken Block and DC Shoes have started production for Gymkhana Four, which is slated for video launch late this summer. Block said he never thought he'd outdo Gymkhana Three but that he's fully confident that the fourth installment will blow the earlier one out of the water. "The locations we visited and action we documented are absolutely wild," Block said.

Lexus LF-LC Blue concept unveiled in Australia

Lexus has unveiled a new take on the LF-LC concept—dubbed the LF-LC Blue—at the Australian motor show. The LF-LC Blue builds on the dramatic LF-LC coupe concept that debuted at the 2012 Detroit auto show, featuring the same wildly sculpted aluminum and carbon-fiber body. Lexus is calling concept's color Opal blue, a reference to the iridescent gemstones found in Australia.

Extreme new Ariel Atom PL1 police car

No, your eyes are not deceiving you – that really is an Ariel Atom done up as a police car. One of the most extreme high performance vehicles on sale has joined the “Safer Rider” campaign in Avon and Somerset. A joint campaign involving the Avon and Somerset Constabulary, the Tri Force Specialist Operations Collaboration and Somerset Road Safety, Project Safer Rider is intended to promote safer motorcycling over the coming summer.