Garage
Shop

Discontinued Boom Mat Sound Deadening & Damping for your 2012 128i close

Loading...
Filters

Your Vehicle


Checkmark Icon
2012 128i
Product results for your vehicle – confirm details to verify fitment.

Update vehicle | Remove vehicle | Vehicle store

Shop the Category

filter-icon Filters & Sort
You are currently viewing discontinued products.

Boom Mat Spray-On (050220)

18 oz Can of Boom Mat Vibration Damping Spray-On

Go to item page Right Arrow Icon of Right Arrow

18 oz Can of Boom Mat Vibration Damping Spray-On

• 18 oz. can
• Reduce unwanted road noise and vibration
• Won't crack or chip
• Helps prevent rust
• Paintable in 6 hours
• Single can will cover approximately 20 sq. ft.

Universal Icon Universal – fits most vehicles.

Shop similar products or Update vehicle

• 18 oz. can
• Reduce unwanted road noise and vibration
• Won't crack or chip
• Helps prevent rust
• Paintable in 6 hours
• Single can will cover approximately 20 sq. ft.

Boom Mat Speaker Performance Kit

Two Pairs of Peel & Stick Vibration Reduction Material - 6" x 12.5" sheets , 2.1 sq ft

Go to item page Right Arrow Icon of Right Arrow

Two Pairs of Peel & Stick Vibration Reduction Material - 6" x 12.5" sheets , 2.1 sq ft

• Eliminate Squeak, Rattles & Improve Acoustics
• Peel & Stick Vibration Reduction Material
• Extreme Temperature Resistance
• Works Great on Steel & Fiberglass or Plastic
• Great for Doors, Trunk Lids & Behind License Plates
• 4 6" x 12.5" Sheets

Universal Icon Universal – fits most vehicles.

Shop similar products or Update vehicle

• Eliminate Squeak, Rattles & Improve Acoustics
• Peel & Stick Vibration Reduction Material
• Extreme Temperature Resistance
• Works Great on Steel & Fiberglass or Plastic
• Great for Doors, Trunk Lids & Behind License Plates
• 4 6" x 12.5" Sheets

Boom Mat 050228

Flexible Dampening Material 12" x 12" - 2 Sheets

Go to item page Right Arrow Icon of Right Arrow

Flexible Dampening Material 12" x 12" - 2 Sheets

• Easy to Apply and Flexible for Hard to Fit Areas
• Clear Poly Surface with Black Textured Finish
• Aggressive Peel & Stick Adhesive
• Reduce Noise while Adding Cooling Insulation

Universal Icon Universal – fits most vehicles.

Shop similar products or Update vehicle

• Easy to Apply and Flexible for Hard to Fit Areas
• Clear Poly Surface with Black Textured Finish
• Aggressive Peel & Stick Adhesive
• Reduce Noise while Adding Cooling Insulation

Boom Mat 050221

XL Damping Material - 12-1/2" x 24" (4mm) - 4.2 sq ft - 2 Sheets

Go to item page Right Arrow Icon of Right Arrow

XL Damping Material - 12-1/2" x 24" (4mm) - 4.2 sq ft - 2 Sheets

• 4.2 Square feet total
• Material: Proprietary viscoelastic polymer
• Maintains adhesion from -30°F to 400°F
• High performance adhesive maintains adhesion throughout temperature extremes
• Non-hazardous material
• Flexible - can be applied to irregular surfaces
• Easily trimmed to size
• User friendly peal and stick installation
• Durable weatherproof construction is also corrosion resistant

Universal Icon Universal – fits most vehicles.

Shop similar products or Update vehicle

• 4.2 Square feet total
• Material: Proprietary viscoelastic polymer
• Maintains adhesion from -30°F to 400°F
• High performance adhesive maintains adhesion throughout temperature extremes
• Non-hazardous material
• Flexible - can be applied to irregular surfaces
• Easily trimmed to size
• User friendly peal and stick installation
• Durable weatherproof construction is also corrosion resistant

Boom Mat 050215 Sound Dampening Tape

20 ft. Roll of 2.5" Sound Dampening Tape

Go to item page Right Arrow Icon of Right Arrow

20 ft. Roll of 2.5" Sound Dampening Tape

• 20 ft. Roll of Sound Dampening
• For Hard To Reach Areas
• 2.5mm Butyl Rubber
• Peel and Stick

Universal Icon Universal – fits most vehicles.

Shop similar products or Update vehicle

• 20 ft. Roll of Sound Dampening
• For Hard To Reach Areas
• 2.5mm Butyl Rubber
• Peel and Stick

Boom Mat Floor & Tunnel Shield II (050507)

3.5 sq ft (21" x 24") Heat & Sound Insulation

Go to item page Right Arrow Icon of Right Arrow

3.5 sq ft (21" x 24") Heat & Sound Insulation

• Blocks radiant heat from entering driver compartment
• Withstands direct high heat temperatures up to 1750°
• Serves as a barrier to unwanted road, tire, & engine noise
• Constructed from 10 mil aluminum bonded to finely woven layer of glass fiber
• Easy to form to shapes and contours
• Minimum clearance required, only 3/16" thick
• Adheres to almost any surface or material including to fiberglass

Universal Icon Universal – fits most vehicles.

Shop similar products or Update vehicle

• Blocks radiant heat from entering driver compartment
• Withstands direct high heat temperatures up to 1750°
• Serves as a barrier to unwanted road, tire, & engine noise
• Constructed from 10 mil aluminum bonded to finely woven layer of glass fiber
• Easy to form to shapes and contours
• Minimum clearance required, only 3/16" thick
• Adheres to almost any surface or material including to fiberglass

Boom Mat Damping Material (050206)

12.5 sq.ft Damping Material - (6 pk - 12-1/2" x 24" x 2mm )

Go to item page Right Arrow Icon of Right Arrow

12.5 sq.ft Damping Material - (6 pk - 12-1/2" x 24" x 2mm )

• 12.5 Square feet total
• Enough material for most hatchback installs
• Material: Proprietary viscoelastic polymer
• Maintains adhesion from -30°F to 400°F
• Enough material for most SUVs, Vans, Wagons, etc.
• High performance adhesive maintains adhesion throughout temperature extremes
• Non-hazardous material
• Flexible - can be applied to irregular surfaces
• Easily trimmed to size
• User friendly peal and stick installation
• Durable weatherproof construction is also corrosion resistant

Universal Icon Universal – fits most vehicles.

Shop similar products or Update vehicle

• 12.5 Square feet total
• Enough material for most hatchback installs
• Material: Proprietary viscoelastic polymer
• Maintains adhesion from -30°F to 400°F
• Enough material for most SUVs, Vans, Wagons, etc.
• High performance adhesive maintains adhesion throughout temperature extremes
• Non-hazardous material
• Flexible - can be applied to irregular surfaces
• Easily trimmed to size
• User friendly peal and stick installation
• Durable weatherproof construction is also corrosion resistant

Boom Mat 050103

Boom Mat Moldable Noise Barrier - 24" x 54" - 9 sq ft

Go to item page Right Arrow Icon of Right Arrow

Boom Mat Moldable Noise Barrier - 24" x 54" - 9 sq ft

• Sound deadening and thermal insulation kit
• Highly Flexible
• Provides superior insulation and sound dampening
• Reduce the noise from structure borne vibration
• Dimensions: 24" x 54"

Universal Icon Universal – fits most vehicles.

Shop similar products or Update vehicle

• Sound deadening and thermal insulation kit
• Highly Flexible
• Provides superior insulation and sound dampening
• Reduce the noise from structure borne vibration
• Dimensions: 24" x 54"

Boom Mat 050227

Flexible Dampening Material 12" x 12" - 10 Sheets

Go to item page Right Arrow Icon of Right Arrow

Flexible Dampening Material 12" x 12" - 10 Sheets

• Easy to Apply and Flexible for Hard to Fit Areas
• Clear Poly Surface with Black Textured Finish
• Aggressive Peel & Stick Adhesive
• Reduce Noise while Adding Cooling Insulation

Universal Icon Universal – fits most vehicles.

Shop similar products or Update vehicle

• Easy to Apply and Flexible for Hard to Fit Areas
• Clear Poly Surface with Black Textured Finish
• Aggressive Peel & Stick Adhesive
• Reduce Noise while Adding Cooling Insulation

Gray 2011-2015 Jeep Wrangler Sound Deadening Rear Side Window (Boom Mat 050150)

11-15 Jeep Wrangler (4-Door, Hard Top only) Sound Dampening Side Window Kit (Gray)

Go to item page Right Arrow Icon of Right Arrow

11-15 Jeep Wrangler (4-Door, Hard Top only) Sound Dampening Side Window Kit (Gray)

• 2011-2015 Wrangler Rear Side Window Sound Deadening Kit
• Provides additional sound dampening and weather insulation
• Gray version

Universal Icon Universal – fits most vehicles.

Shop similar products or Update vehicle

• 2011-2015 Wrangler Rear Side Window Sound Deadening Kit
• Provides additional sound dampening and weather insulation
• Gray version

Boom Mat Damping Material (050200)

2.1 sq.ft Damping Material - (2 pk - 12" x 12-1/2" x 2mm)

Go to item page Right Arrow Icon of Right Arrow

2.1 sq.ft Damping Material - (2 pk - 12" x 12-1/2" x 2mm)

• 2.1 Square feet total
• Enough material for most 2 Speaker installs
• Material: Proprietary viscoelastic polymer
• Maintains adhesion from -30°F to 400°F
• Enough material for most SUVs, Vans, Wagons, etc.
• High performance adhesive maintains adhesion throughout temperature extremes
• Non-hazardous material
• Flexible - can be applied to irregular surfaces
• Easily trimmed to size
• User friendly peal and stick installation
• Durable weatherproof construction is also corrosion resistant

Universal Icon Universal – fits most vehicles.

Shop similar products or Update vehicle

• 2.1 Square feet total
• Enough material for most 2 Speaker installs
• Material: Proprietary viscoelastic polymer
• Maintains adhesion from -30°F to 400°F
• Enough material for most SUVs, Vans, Wagons, etc.
• High performance adhesive maintains adhesion throughout temperature extremes
• Non-hazardous material
• Flexible - can be applied to irregular surfaces
• Easily trimmed to size
• User friendly peal and stick installation
• Durable weatherproof construction is also corrosion resistant

Boom Mat 050204

Damping Material - 12" x 12-1/2" (2mm) - 8.3 sq ft - 8 Sheets

Go to item page Right Arrow Icon of Right Arrow

Damping Material - 12" x 12-1/2" (2mm) - 8.3 sq ft - 8 Sheets

• 8.3 Square feet total
• Material: Proprietary viscoelastic polymer
• Maintains adhesion from -30°F to 400°F
• High performance adhesive maintains adhesion throughout temperature extremes
• Non-hazardous material
• Flexible - can be applied to irregular surfaces
• Easily trimmed to size
• User friendly peal and stick installation
• Durable weatherproof construction is also corrosion resistant

Universal Icon Universal – fits most vehicles.

Shop similar products or Update vehicle

• 8.3 Square feet total
• Material: Proprietary viscoelastic polymer
• Maintains adhesion from -30°F to 400°F
• High performance adhesive maintains adhesion throughout temperature extremes
• Non-hazardous material
• Flexible - can be applied to irregular surfaces
• Easily trimmed to size
• User friendly peal and stick installation
• Durable weatherproof construction is also corrosion resistant

Boom Mat 050218

Boom Mat Sound Dampening Roller

Go to item page Right Arrow Icon of Right Arrow

Boom Mat Sound Dampening Roller

• Application Wheel With Extra-Wide Roller
• Contoured cushioned Wood-Grip Handle For Comfortable Handling
• Sturdy Wood And Metal Construction For Durability

Universal Icon Universal – fits most vehicles.

Shop similar products or Update vehicle

• Application Wheel With Extra-Wide Roller
• Contoured cushioned Wood-Grip Handle For Comfortable Handling
• Sturdy Wood And Metal Construction For Durability

Boom Mat 050501

2' x 21" Floor and Tunnel Shield - 3.5 square feet

Go to item page Right Arrow Icon of Right Arrow

2' x 21" Floor and Tunnel Shield - 3.5 square feet

• Floor & Tunnel Shield
• Heat and Sound insulation
• High temperature resistant backing
• 3.5 Sq. Feet
• Thickness: 3/16"
• Dimensions: 2' x 21"

Universal Icon Universal – fits most vehicles.

Shop similar products or Update vehicle

• Floor & Tunnel Shield
• Heat and Sound insulation
• High temperature resistant backing
• 3.5 Sq. Feet
• Thickness: 3/16"
• Dimensions: 2' x 21"

Boom Mat 050105

Moldable Noise Barrier - Bulk Lengths - 54" Wide-Sold By The Linear Foot

Go to item page Right Arrow Icon of Right Arrow

Moldable Noise Barrier - Bulk Lengths - 54" Wide-Sold By The Linear Foot

• Sound deadening and thermal insulation kit
• Highly Flexible
• Provides superior insulation and sound dampening
• Reduce the noise from structure borne vibration
• Dimensions: 12" x 54"

Universal Icon Universal – fits most vehicles.

Shop similar products or Update vehicle

• Sound deadening and thermal insulation kit
• Highly Flexible
• Provides superior insulation and sound dampening
• Reduce the noise from structure borne vibration
• Dimensions: 12" x 54"

Boom Mat 050216

Blade Lock Knife

Go to item page Right Arrow Icon of Right Arrow

Blade Lock Knife

• Blade Lock Knife
• Heavy duty long lasting construction
• Push button quick-blade release
• Cushioned handle for increased comfort
• Built-in string cutting notch

Universal Icon Universal – fits most vehicles.

Shop similar products or Update vehicle

• Blade Lock Knife
• Heavy duty long lasting construction
• Push button quick-blade release
• Cushioned handle for increased comfort
• Built-in string cutting notch

Boom Mat 050500

Interior Sound Deadening Vibration Dampening Kit

Go to item page Right Arrow Icon of Right Arrow

Interior Sound Deadening Vibration Dampening Kit

• Sound Deadening Vibration Dampening Kit
• Dampens structure born vibrations, squeaks and rattles
• Blocks up to 85% of heat transfer while offering additional noise control
• Enough materials for most small to medium sized vehicles

Universal Icon Universal – fits most vehicles.

Shop similar products or Update vehicle

• Sound Deadening Vibration Dampening Kit
• Dampens structure born vibrations, squeaks and rattles
• Blocks up to 85% of heat transfer while offering additional noise control
• Enough materials for most small to medium sized vehicles

Boom Mat Floor & Tunnel Shield II (050508)

7 sq ft (21" x 48") Heat & Sound Insulation

Go to item page Right Arrow Icon of Right Arrow

7 sq ft (21" x 48") Heat & Sound Insulation

• Blocks radiant heat from entering driver compartment
• Withstands direct high heat temperatures up to 1750°
• Serves as a barrier to unwanted road, tire, & engine noise
• Constructed from 10 mil aluminum bonded to finely woven layer of glass fiber
• Easy to form to shapes and contours
• Minimum clearance required, only 3/16" thick
• Adheres to almost any surface or material including to fiberglass

Universal Icon Universal – fits most vehicles.

Shop similar products or Update vehicle

• Blocks radiant heat from entering driver compartment
• Withstands direct high heat temperatures up to 1750°
• Serves as a barrier to unwanted road, tire, & engine noise
• Constructed from 10 mil aluminum bonded to finely woven layer of glass fiber
• Easy to form to shapes and contours
• Minimum clearance required, only 3/16" thick
• Adheres to almost any surface or material including to fiberglass

Boom Mat Under Carpet Lite (050111)

23.3 Sq. Ft. (48" X 70") UC Lite Sound Absorption & Insulation

Go to item page Right Arrow Icon of Right Arrow

23.3 Sq. Ft. (48" X 70") UC Lite Sound Absorption & Insulation

• 1/2" thick multi-layer, high tech composite material
• Multi-layered composite material for maximum insulation
• Superior sound decoupling material
• Insulates up to 85% of unwanted heat
• :owers interior noise levels average of 3dBA

Universal Icon Universal – fits most vehicles.

Shop similar products or Update vehicle

• 1/2" thick multi-layer, high tech composite material
• Multi-layered composite material for maximum insulation
• Superior sound decoupling material
• Insulates up to 85% of unwanted heat
• :owers interior noise levels average of 3dBA

Boom Mat 050502

4' x 21" Floor and Tunnel Shield - 7 square feet

Go to item page Right Arrow Icon of Right Arrow

4' x 21" Floor and Tunnel Shield - 7 square feet

• Floor & Tunnel Shield
• Heat and Sound insulation
• High temperature resistant backing
• 7 Sq. Feet
• Thickness: 3/16"
• Dimensions: 4' x 21"

Universal Icon Universal – fits most vehicles.

Shop similar products or Update vehicle

• Floor & Tunnel Shield
• Heat and Sound insulation
• High temperature resistant backing
• 7 Sq. Feet
• Thickness: 3/16"
• Dimensions: 4' x 21"

Items per page: 20 40 60

    Clear all
    why-shoping-with-sonic

    We love people and we're ready to help you! See what separates us from our competition.

    Take advantage of our VIP rewards like 10% back on your purchases, free 2-day shipping, extended warranties, and free returns! Gain access to all of these rewards without any membership fees.
    Get great discounted (and possibly FREE) installation accessories with most car stereo purchases. This includes dash kits, wiring harnesses and antenna adapters that you will need to properly install your new car stereo.
    We are an Authorized Dealer for all the brands we sell, including the most premium brands in car and marine audio such as Hertz, JL Audio, NVX, Rockford Fosgate, Kicker, Alpine, Kenwood and many more.
    Shop Deals and get up to 30% off premium brands! Shop Now! We are always looking out for the best products and deals to offer our customers. Don’t pay too much by shopping elsewhere!
    We have information on brands, gear, and more for you to explore! Check out our YouTube Channel for helpful how-to videos, product reviews, and Q&As. For a more detailed look, also visit our Learning Center!
    Our trained experts are here to assist you! They are just a phone call or click away to help you get the right gear for you and your vehicle!
    Why Shop With Us?
    Save up to 10 different vehicles in your garage
    Vehicle
    Store
    Delete

    2012 BMW 128i

    2014 Mazda CX-5

    1999 Mercury Tracer

    2024 Ford Bronco

    2020 Mazda CX-3

    1992 Geo Prizm

    2014 Smart Fortwo

    2003 Chevrolet TrailBlazer

    2018 Lexus ES300h

    2008 Volvo S40

    Add vehicle Clear all vehicles
    Where to find vehicle info
    Are you sure you want to clear your garage?
    This action cannot be undone. Confirm
    This category was not designed for products.
    If you continue, you will be redirected to a category customized for your vehicle. Continue
    Loading...
    Identify your vehicle and submodel details
    • Owner's manual
    • Vehicle's insurance card
    • Vehicle registration
    • Vehicle produced after 2005: Inside driver's side door
    • Vehicle produced before 2005: Rear passenger doorjamb, glove box, center console, or engine compartment
    Car Info Side Door Icon
    Vehicle Registration Icon
    Vehicle Insurance Icon

    Modern vehicles often require specific brackets, wiring harnesses, and mounting solutions. A fit guide ensures:

    • You see only parts engineered for your exact vehicle
    • You avoid incompatible radios, speakers, or wiring
    • Installation is smoother, faster, and frustration-free
    • You get the correct accessories the first time

    Whether you're replacing a factory stereo or upgrading your entire audio system, the Fit Finder eliminates uncertainty.