Dorman/help Self Tapping Carburetor Fitting 3/8" Short on 2040-parts.com

Autoweek in review: Lambos on parade, record breakers and the Ferrari LaFerrari

The week kicked off with renderings of a Maserati MC12 successor. We also reviewed the 2013 Nissan Nismo Juke and 2013 Cadillac ATS. Tuesday, we bench raced a new crop of supercars, comparing the Ferrari LaFerrari, McLaren P1, Pagani Huayra and Bugatti Veyron Super Sport -- read here to find which one came out on top.

New Lexus RX 450h Facelift costs from £44,495

The Lexus RX 450h F Sport joins the 2012 range The 2012 facelift for the hybrid SUV Lexus RX 450h will cost from £44,495, with the new RX 450h F Sport costing £51,995. The Geneva Motor Show in March was the debut for the facelift of the 2012 Lexus SUV offering – the RX 450h – with a new, sharper, sportier option added to the range in the guise of the RX 450h F Sport. Actually, to call the changes to the 2012 RX 450h is probably to exaggerate; they’re more a bit of botox than actual surgery.

2011 Audi R8 GT, an AW first look

Three years after it burst onto the supercar scene, Audi has unveiled a hard-core version of its R8 called the GT. Based on the existing mid-engine R8 V10 and incorporating aerodynamic, weight-saving and mechanical developments used by the company's R8 LMS GT3 race car, Ingolstadt will build just 333 copies of the new 560-hp four-wheel-drive performance flagship. Pricing has not yet been revealed, but given the extent of the changes to the new two-seater, buyers should expect a hefty premium over the R8 V10's $147,000 price tag when the GT goes on sale in North America.