MTX® - 8" RoadThunder Series Single Ported Powered 360W Subwoofer Tube

2 reviews|Item # mpn4493961095 View Similar Products
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Universal Fit
Fitment Notes:
  • Not Vehicle Specific
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Product Details

Universal 8" RoadThunder Series Single Ported Powered 360W Subwoofer Tube by MTX®. Don't be fooled by the compact size of the RT8PT Tube, this amplified and vented bass tube is designed to deliver bass like only MTX can. This low profile unit can be installed in virtually any vehicle without sacrificing space. The 8" subwoofer, integrated amplifier, and vented enclosure delivers bass you have to experience to believe.


RMS Power Handling: 120W
Peak Power Handling: 360W
Impedance: 4 Ohms
Built-in Crossover: Low-Pass (LP)
Low-Pass Crossover Frequency: 50 - 200 Hz
Fuse Rating: 40A x 1
Subwoofer: Single 8"
Height: 9.84"
Width: 9.84"
Length: 21.25"
Weight: 20.8 lbs.


  • Amplifier Power Output: 120 Watts RMS
  • 8" High performance subwoofer in a carpeted, vented enclosure
  • High Level and RCA inputs for easy connection in any system set up.
  • External Bass Control is included for convenient control of volume from front of vehicle.

MTX Audio® is part of the Mitek Consumer Electronics Group, a family-owned American manufacturer that for over forty years has been providing high-performance car, marine, home, and street audio products to customers in over 80 countries around the world. Their facilities in Phoenix, AZ, Winslow, IL, and Monroe, WI house their engineering teams that design and create all of their products and have been responsible for dozens of patents and innovations including Adaptive Class D amplifier technology, Smart Engage auto turn on circuitry, and the JackHammer Superwoofer, the largest production subwoofer in the world.

Part Number:


MTX subwoofers purchased in the USA after 1/1/2015 from an authorized MTX retailer are guaranteed to be free from material defects in products and workmanship for two (2) years to the original end user purchaser, subject to the terms and conditions below. The warranty period begins the day the product is purchased by the end user, and is limited to the original retail purchaser of the product. Products found to be defective in materials or workmanship during the first 2 years will be, at MTX's option, repaired or replaced by MTX. When a product is replaced during first 2 years, the warranty does not renew, it continues on from the original date of purchase. This warranty is void if it is determined that unauthorized parties have attempted repairs or alterations of any nature.

Warranty does not extend to cosmetics or finish.
What Is Not Covered

  • Subwoofers - Burned/open voice coils or suspensions damaged due to over-driving.
  • Defects or damage caused by accident, improper installation, abuse, fire, flood, lightning, or acts of God.
  • Damage caused during shipping or handling.
  • Products that have had their serial numbers removed or altered.
  • Product which has been altered or repaired by anyone other than MTX.

This warranty only applies to products installed and used in the USA.

Magnuson-Moss Warranty Act:
Legally, a vehicle manufacturer cannot void the warranty on a vehicle due to an aftermarket part unless they can prove that the aftermarket part caused or contributed to the failure in the vehicle (per the Magnuson Moss Warranty Act (15 U.S.C. 2302(C)) Learn More

Vehicle Fitment



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MTX® - 8" RoadThunder Series Single Ported Powered 360W Subwoofer Tube
MTX® - 8" RoadThunder Series Single Ported Powered 360W Subwoofer Tube
Average Rating: 4.6 of 5
4.3 of 5
MTX® - 8" RoadThunder Series Single Ported Powered 360W Subwoofer Tube
This sub is everything it said it would be. Looks good, and sounds great for the price. Has not been used for very long but, so far so good.
Posted by (Poynette, WI) /
Was this review helpful for you? Yes
5 of 5
Great Product
MTX® - 8" RoadThunder Series Single Ported Powered 360W Subwoofer Tube
I gave this as a Christmas present and my son just loved it. Easy to install and the sound is amazing.
Posted by (Mcminnville, OR) /
Was this review helpful for you? Yes
Low Prices Price match guarantee
Guaranteed Fitment Always the correct part
In-House Experts We know our products
Easy Returns Quick & Hassle Free

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