New Direct Fit O2 Oxygen Sensor Replacement - Air Fuel Ratio Pre Cat Upstream on 2040-parts.com

Infiniti previews new sports car concept for Geneva 2012

This is our second glimpse of a new range-extender sports car concept that Infiniti will unveil at the 2012 Geneva motor show in March; it's already been teased once before. So presumably the engine that's part of electrified powertrain isn't the company's big 3.7-litre V6? You're right there.

Audi RS5 TDI Concept gets electric turbo and 380bhp

The Audi RS5 TDI Concept (pictured) gets an electric turbo It’s two years since Audi revealed it was working on an electric turbo to be used in a twin-turbo setup, with the electric turbo able to offer boost pressure from much lower down the rev range than a normal turbo. That has turned in to the Audi RS5 TDI Concept, where Audi has replaced the normal RS5‘s V8 with a 3.0 litre TDI engine with a small electric turbo for low rev work and a bigger turbo to do the higher rev stuff. The electric turbo works from the off to provide maximum torque of 553lb/ft from just 1250rpm, before the bigger normal turbo takes over at 3,000rpm to continue the boost.

Range Rover LWB Autobiography Black unveiled at Los Angeles Motor Show 2013

Sometimes, big isn't big enough. And so Land Rover has found with the venerable Range Rover. This luxury car competes with the upper echelons of the premium market, rubbing shoulders with limousines such as the long-wheelbase Mercedes S-Class.