Coil/ignitor 4.8l Id 12558693 Fits 99-07 Sierra 1500 Pickup 202199 on 2040-parts.com

New service! Buy a single issue of CAR online

CAR this month trials a new service letting you buy a single issue of CAR Magazine via the website – at the same price you’d pay in a shop. Previously you’ve only been able to take out an annual subscription to the printed magazine online, but we’re testing a new, more flexible system to see if there’s demand to buy single issues. Wherever you see the special McLaren button below, you can click through to a simple form listing your postage details and payment options.

New Porsche 911 GT3 (991) technical highlights (video)

Ahead of its arrival with customers, Porsche has delivered a new video of the GT3 designed to make it clear just how some of its technical highlights work to make the GT3 swifter and more nimble than ever before. Power is of course the key to the GT3 – 468bhp and 324lb/ft of torque – but the power is no good unless the GT3 can put that power down as efficiently as possible in all circumstances. Porsche assert that the GT3′s chassis is engineered for Motorsport, and key elements of the new GT3 make it even more able.

Audi rolls out A3 lineup at the Los Angeles auto show

There's something about German automakers and model proliferation—it seems that if there is a niche to be filled, no matter how vanishingly small, a vehicle will be devised to fill it. If no niche is extant, they'll simply invent one, which is how we wound up with the unprompted X6. Audi's new A3 lineup, which debuted at the Los Angeles auto show and will begin its 18 month-long North American rollout spring 2014, seems incredibly rational by comparison.