There’s plenty of truth to the statement "What’s old is new again" For 2006, retro is in and Chevrolet is cornering the retro-rod market with models like the all new HHR sedan. According to Chevrolet, the HHR is a cross between a '49 Suburban and the SSR pickup, which also takes its styling cues from GM early-50s pickups. With its retro styling and large amount of reconfigurable interior space, the HHR is already a hit, especially with economical Ecotec four-cylinder power plants under the hood. While the optional 2.4-liter 24-valve Ecotec is rated at 172 horsepower and 162 lb/ft of torque, it never hurts to have a few more ponies when attempting to motivate a full-loaded, 3,100 pound vehicle. Approximately 8 increased horsepower. Easy installation. Perfect fit. Lifetime cleanable filter Add a little punch to your HHR. Aftermarket intakes can make a huge difference in horsepower, low end torque and fuel efficiency.

Click above to read the Dyno chart