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Business Hours: Monday-Friday: 9:30AM to 6:00PM EST & Select Saturdays
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Email Support: Being an internet company, we have found many of our customers prefer internet/email based technical support. This avoids wait times on hold, and allows for a written record of communication to prevent misunderstandings. It also allows us to route communication to the representative who can best answer your question. Please remember that the more detailed you are in filling out the contact us form below, to help us reply in a timely manner.

Phone Support: For Sales and Technical Support questions, feel free to call us @ 443-730-9428. Note this line is for Sales & Tech support only.

Customer Service or Order Status requests can contact the proper department using the email form below.

Installs, Dyno Time, and Tuning: MarylandSpeed now offers installation, chassis dyno services, and tuning. Please CLICK HERE for info!

Check Our FAQ for answers to common questions about international orders, discount programs, etc.

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01.Jet 180 Degree Thermostat 5.7/6.1L Hemi Charger, Magnum, 300C
02.SLP Air-Box Lid, 2000-2002 V8 Camaro/Firebird SLP PT# 21045
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05.SLP Air-Box Lid, 1998-99 V8 Camaro/Firebird
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 QTP Round 2.5" Electric Cutout (Dual Unit Kit)
QTP Round 2.5" Electric Cutout (Dual Unit Kit)
$358.00
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 Kooks 304 Stainless Muffler Delete/Straight Pipe Axleback - 2005-2006 Pontiac GTO
perfect fit and very easy to install. took about 15 minutes ..
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 Solo Ultra High Performance Catted Mid Pipes - 2010+ Chevy Camaro SS (6.2L LS3 ONLY!)
Solo Ultra High Performance Catted Mid Pipes - 2010+ Chevy Camaro SS (6.2L LS3 ONLY!)
$575.00
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