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TREO Engineering allows our customers to upgrade to the newest technology.  All TREO Engineering motor structures and frames are built with such tight tolerances that those parts of the speaker can last a lifetime.  Because of this precision TREO can extend their newest technology to the owners of older TREO Engineering drivers.  This allows our customers to always have the newest and best.

TREO Engineering has been manufacturing car audio loudspeakers since February 1999.  Since then TREO has made numerous advances in both sound quality and sound pressure levels.  TREO started in the competition lanes, and plan to stay there.  TREO is steadfast in their bond with autosound competitors around the world.

TREO Engineering is also deeply committed to the specialty retailer.  TREO’s autosound products require the utmost attention to bring out their maximum potential.  TREO feels that Internet resellers are not able to provide the level of service and support our customers require and deserve.  As such, TREO Engineering expressly forbids the sale of their products over the Internet.  TREO Engineering speakers sold over the Internet have no warranty, no matter what the seller claims.
Metro Audio Dynamics has been a platinum dealer with TREO Engineering for over 20 years, and is the Midwest’s leading provider in ground pounding bass and sound quality.

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Depth, accuracy and volume are the desires of all car audio maniacs, and the TREO RSX delivers on all three fronts. It all starts with an ultra rigid hybrid cone embossed with the TREO Engineering logo.

Depth, accuracy and volume are the desires of all car audio maniacs, and the TREO RSX delivers on all three fronts. It all starts with an ultra rigid hybrid cone embossed with the TREO Engineering logo.

Fresh cosmetics and TREO Engineering's legendary reliability and sound quality are brought to new heights in the all-new TE line of sub-bass drivers. All the features that make the competition cry are pumped into this new sub that can be enjoyed by …

Fresh cosmetics and TREO Engineering's legendary reliability and sound quality are brought to new heights in the all-new TE line of sub-bass drivers. All the features that make the competition cry are pumped into this new sub that can be enjoyed by the seasoned competitor and the street enthusiast alike. Available in sizes from ten to fifteen inches, the TE line of subwoofers will please the senses of even the most discerning audiophile with accuracy never before possible at this price.

The all-new TREO SSp subwoofers are next evolution of the TREO SS/SSi series of uncompromising ultimate street bass subwoofers. Designed to turn heads and make a statement, these drivers will definitely attract a crowd with incredible output and kee…

The all-new TREO SSp subwoofers are next evolution of the TREO SS/SSi series of uncompromising ultimate street bass subwoofers. Designed to turn heads and make a statement, these drivers will definitely attract a crowd with incredible output and keep their attention with classic cosmetics. Ultra stiff hybrid poly-paper cones, Nomex flat dampers, integrated tinsel leads and American craftsmanship make this a woofer built to last. Power handling has been increased by 33% to a mind-blowing 1000W RMS for 2009.

The TREO Engineering Street Series Extreme is without question the most insane street bass woofer ever developed. Every component of this woofer was custom-designed to deliver the deepest, clearest, and loudest sub-bass available at any price. To th…

The TREO Engineering Street Series Extreme is without question the most insane street bass woofer ever developed. Every component of this woofer was custom-designed to deliver the deepest, clearest, and loudest sub-bass available at any price. To that foundation we added incredible reliability and unbelievable power handling.

The Treo Engineering Competition Extreme Transducer is designed for the dedicated Sound Pressure Level (SPL) enthusiast. We have analyzed every component of this driver for maximum excursion and durability under the harshest imaginable competition s…

The Treo Engineering Competition Extreme Transducer is designed for the dedicated Sound Pressure Level (SPL) enthusiast. We have analyzed every component of this driver for maximum excursion and durability under the harshest imaginable competition scenarios. This driver is capable of taking 20,000 Watts in the competition lanes.

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Small size does NOT mean these amps are light on features; these amplifiers come loaded with all necessary features to achieve sonic bliss in the most demanding applications. Mid-engine sports cars, motorcycles, and regular cab trucks have always be…

Small size does NOT mean these amps are light on features; these amplifiers come loaded with all necessary features to achieve sonic bliss in the most demanding applications. Mid-engine sports cars, motorcycles, and regular cab trucks have always been some of the most challenging mobile audio applications, and TREO MSX Amplifiers have been designed from the circuit board up to deliver audiophile sound quality and high output in these tough spots.

TREO Engineering has combined the latest developments with the most advanced surface mount manufacturing technology in order to create the brand-new RSX Amplifier series. A state of the art parts evaluation process allows only <1% tolerance semic…

TREO Engineering has combined the latest developments with the most advanced surface mount manufacturing technology in order to create the brand-new RSX Amplifier series. A state of the art parts evaluation process allows only <1% tolerance semiconductors to be mounted to double-sided military spec printed circuit boards with four ounce copper traces.

The all-new TREO Engineering Street Series Extreme Amplifiers are the result of two years of research into bringing the most powerful, most feature-packed, most stylish, and most reliable amplifiers to the streets. TREO SSX Amplifiers are the perfec…

The all-new TREO Engineering Street Series Extreme Amplifiers are the result of two years of research into bringing the most powerful, most feature-packed, most stylish, and most reliable amplifiers to the streets. TREO SSX Amplifiers are the perfect amplifiers to power any set of TREO woofers from the TREO Series improved (TSi) to the no-compromises Street Series Extreme (SSX). 

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