Garage
Shop

Browse our catalog for your 2018 M240i xDrive close

Loading...
Filters

We are sorry, no available results!

Your Vehicle


Checkmark Icon
2018 M240i xDrive


Shop the Category

filter-icon Filters & Sort

Metra 40-EU66 Antenna Adapter

Connect your factory antenna to a new aftermarket radio for select 2005-2023 vehicles from BMW, Audi, Volkswagen

40-EU66 big
Go to item page Right Arrow Icon of Right Arrow

Connect your factory antenna to a new aftermarket radio for select 2005-2023 vehicles from BMW, Audi, Volkswagen

• European antenna adapter, dual connector (FAKRA)
• European factory radio cable to aftermarket antenna
• Can also be used along with the 40-EU56 for “RF adapter” installations

shipping truck icon
Get it Wed, Apr. 3 to VA. Order $49+ to ship free.

empty

Was $24.99 Details
$19.99

In stock

• European antenna adapter, dual connector (FAKRA)
• European factory radio cable to aftermarket antenna
• Can also be used along with the 40-EU56 for “RF adapter” installations

NVX XBAF8

2 Piece Universal 8” Silicone Rubber Speaker Baffles with Self Adhesive Foam Base Pad

XBAF8 big
Go to item page Right Arrow Icon of Right Arrow

2 Piece Universal 8” Silicone Rubber Speaker Baffles with Self Adhesive Foam Base Pad

• Foldable Silicone with egg crate foam
• Creates a tight seal around your speaker for optimum sound quality
• Waterproof material
• The foam baffles from the competitors will deteriorate over time, while the rubber XBAF8's will last a lifetime

Save 10% at CheckoutShop all deals
shipping truck icon
Get it Wed, Apr. 3 to VA. Order $49+ to ship free.

empty

Was $29.99 Details
$16.99

In stock

• Foldable Silicone with egg crate foam
• Creates a tight seal around your speaker for optimum sound quality
• Waterproof material
• The foam baffles from the competitors will deteriorate over time, while the rubber XBAF8's will last a lifetime

Limited time!

Alpine S2-S40

280W Peak (90W RMS) 4" S-Series 2-way Coaxial Car Speakers

S2-S40 big
Go to item page Right Arrow Icon of Right Arrow

280W Peak (90W RMS) 4" S-Series 2-way Coaxial Car Speakers

• 140 watts Peak Each, 45 watts RMS Each
• 3/4" Silk Dome Tweeters
• Polypropylene cone material
• Impedance: 4 ohms
• Sensitivity: 86 dB

shipping truck icon
FREE 3-day shipping to VA. Get it Tue, Apr. 2
install icon

Adapter/Wire Harness available and sold separately

1
Was $120.00 Details
Save $48.05
$71.95 /pair

In stock

Lowest price in 30 days

Cerwin Vega CVMPCL8.0 (Sold Individually)

400W Max (200W RMS) 8" Stroker Pro Series Coaxial Car Speaker

CVMPCL8.0 big
Go to item page Right Arrow Icon of Right Arrow

400W Max (200W RMS) 8" Stroker Pro Series Coaxial Car Speaker

• 400 watts Peak Each, 200 watts RMS Each
• Impedance: 4 ohms
• Sensitivity: 95 dB

Buy More, Save MoreView Terms
shipping truck icon
FREE shipping to VA. Delivers Apr. 10 - Apr. 17
install icon

Adapter/Wire Harness available and sold separately

Was $139.99 Details
$129.99

Available

Ships in 10-14 days

Limited time!

Hertz SV 200L

1000W Peak (500W RMS) 8" SPL Show Series 4-ohm component woofers

SV 200L big
Go to item page Right Arrow Icon of Right Arrow

1000W Peak (500W RMS) 8" SPL Show Series 4-ohm component woofers

• 500 watts Peak Each, 250 watts RMS Each
• Pulp cotton fiber cone material
• Impedance: 4 ohms
• Sensitivity: 94.5 dB

Buy More, Save MoreView Terms
shipping truck icon
FREE 3-day shipping to VA. Get it Tue, Apr. 2
install icon

Adapter/Wire Harness available and sold separately

1
Was $390.00 Details
Save $90.01
$299.99 /pair

In stock

Install Bay IBBAF80

8" Foam Acoustic Speaker Baffles

IBBAF80 big
Go to item page Right Arrow Icon of Right Arrow

8" Foam Acoustic Speaker Baffles

• Foam Acoustic Speaker Baffles
• Fits 8" Speakers
• Improves Speaker Performance
• Protects Rear of Speaker Against Moisture

shipping truck icon
Get it Wed, Apr. 3 to VA. Order $49+ to ship free.

empty

3
Was $10.99 Details
$4.49

In stock

• Foam Acoustic Speaker Baffles
• Fits 8" Speakers
• Improves Speaker Performance
• Protects Rear of Speaker Against Moisture

Install Bay 4" Round Shallow Foam Acoustic Speaker Baffles (VXT42)

XTC 4" Round Shallow Foam Acoustic Speaker Baffles create a tight, acoustic seal behind the speaker to enhance the sound quality

VXT42 big
Go to item page Right Arrow Icon of Right Arrow

XTC 4" Round Shallow Foam Acoustic Speaker Baffles create a tight, acoustic seal behind the speaker to enhance the sound quality

• Shallow Foam Acoustic Speaker Baffles
• Includes a pair of 4" round baffles
• Made from a waterproof foam
• Creates a tight, acoustic seal behind the speaker to enhance the sound quality
• Compresses and forms to the shape of most installations
• Reduces panel vibration
• Greatly enhances the sound and performance of the speakers

shipping truck icon
Get it Wed, Apr. 3 to VA. Order $49+ to ship free.

empty

5
Was $11.99 Details
$10.99

In stock

• Shallow Foam Acoustic Speaker Baffles
• Includes a pair of 4" round baffles
• Made from a waterproof foam
• Creates a tight, acoustic seal behind the speaker to enhance the sound quality
• Compresses and forms to the shape of most installations
• Reduces panel vibration
• Greatly enhances the sound and performance of the speakers

NVX NSP4

300W Peak (100W RMS) 4" N-Series 2-Way Coaxial Car Speakers with 20mm Silk Dome Tweeters

NSP4 big
Go to item page Right Arrow Icon of Right Arrow

300W Peak (100W RMS) 4" N-Series 2-Way Coaxial Car Speakers with 20mm Silk Dome Tweeters

• 150 watts Peak Each, 50 watts RMS Each
• 3/4" Silk Dome Tweeters
• Polypropylene cone material
• Impedance: 4 ohms
• Sensitivity: 86 dB
• Mounting Depth: 1.88"

Save 10% at CheckoutShop all deals
shipping truck icon
Fast 3-day shipping to VA. Get it Tue, Apr. 2
install icon

Adapter/Wire Harness available and sold separately

24
Was $49.99 Details
$39.99 /pair

In stock

NVX FRING4

2 Piece 4" Self-Adhesive Foam Speaker Ring Baffle Kit

FRING4 big
Go to item page Right Arrow Icon of Right Arrow

2 Piece 4" Self-Adhesive Foam Speaker Ring Baffle Kit

• Acoustically seals speakers for better sound performance
• Prevents front and rear wave cancellation
• Reduces panels vibrations
• Easy peel and stick installation

Save 10% at CheckoutShop all deals
shipping truck icon
Get it Wed, Apr. 3 to VA. Order $49+ to ship free.

empty

Was $18.99 Details
$8.99

In stock

• Acoustically seals speakers for better sound performance
• Prevents front and rear wave cancellation
• Reduces panels vibrations
• Easy peel and stick installation

Install Bay 8" Round Foam Acoustic Speaker Baffles (VXT80)

XTC 8" Round Foam Acoustic Speaker Baffles create a tight, acoustic seal behind the speaker to enhance the sound quality

VXT80 big
Go to item page Right Arrow Icon of Right Arrow

XTC 8" Round Foam Acoustic Speaker Baffles create a tight, acoustic seal behind the speaker to enhance the sound quality

• Shallow Foam Acoustic Speaker Baffles
• Includes a pair of 8" round baffles
• Made from a waterproof foam
• Creates a tight, acoustic seal behind the speaker to enhance the sound quality
• Compresses and forms to the shape of most installations
• Reduces panel vibration
• Greatly enhances the sound and performance of the speakers

shipping truck icon
Get it Wed, Apr. 3 to VA. Order $49+ to ship free.

empty

2
$19.99

In stock

Only 3 Left!

• Shallow Foam Acoustic Speaker Baffles
• Includes a pair of 8" round baffles
• Made from a waterproof foam
• Creates a tight, acoustic seal behind the speaker to enhance the sound quality
• Compresses and forms to the shape of most installations
• Reduces panel vibration
• Greatly enhances the sound and performance of the speakers

JBL Stage3 427F (Stage 3 427F)

300Peak (60W RMS) 4" Stage 3 Series 2-Way Coaxial Car Speakers

STAGE3427FAM big
Go to item page Right Arrow Icon of Right Arrow

300Peak (60W RMS) 4" Stage 3 Series 2-Way Coaxial Car Speakers

• 150 watts Peak Each, 30 watts RMS Each
• 3/4" Edge-driven Dome Tweeters
• Polypropylene cone material
• Impedance: 3 ohms
• Sensitivity: 90 dB

shipping truck icon
FREE 3-day shipping to VA. Get it Tue, Apr. 2
install icon

Adapter/Wire Harness available and sold separately

2
Was $89.95 Details
$69.95 /pair

In stock

Only 3 Left!

Limited time!

DS18 PRO-1KP8.8

2000W Peak (1000W RMS) Pro Series 8” Mid-bass Loudspeaker

PRO-1KP8.8 big
Go to item page Right Arrow Icon of Right Arrow

2000W Peak (1000W RMS) Pro Series 8” Mid-bass Loudspeaker

• 2000 watts Peak, 1000 watts RMS
• Paper cone material
• Impedance: 8 ohms
• Sensitivity: 95 dB
Priced Per Each Speaker

shipping truck icon
FREE 3-day shipping to VA. Get it Tue, Apr. 2
install icon

Adapter/Wire Harness available and sold separately

Was $169.95 Details
Save $25.49
$144.46

In stock

Only 2 Left!

• 2000 watts Peak, 1000 watts RMS
• Paper cone material
• Impedance: 8 ohms
• Sensitivity: 95 dB
Priced Per Each Speaker

Kicker KSS6704 (51KSS6704)

500W Peak (250W RMS) 6.75” KS Series 2-way Component Speaker System

51KSS6704 big
Go to item page Right Arrow Icon of Right Arrow

500W Peak (250W RMS) 6.75” KS Series 2-way Component Speaker System

• 250 watts Peak Each, 125 watts RMS Each
• 1" Silk Dome Tweeters
• Polypropylene cone material
• Impedance: 4 ohms
• Sensitivity: 91 dB

shipping truck icon
FREE 3-day shipping to VA. Get it Tue, Apr. 2
install icon

Adapter/Wire Harness available and sold separately

Was $279.99 Details
$249.99 /set

In stock

• 250 watts Peak Each, 125 watts RMS Each
• 1" Silk Dome Tweeters
• Polypropylene cone material
• Impedance: 4 ohms
• Sensitivity: 91 dB

4) New Rockford Fosgate R14X2 4" 120 Watts 2-Way Full Range Car Audio Speakers

120W Peak 4" 2-Way PRIME Series Coaxial Car Audio Speakers Package

R14X2 2 Pack big
Go to item page Right Arrow Icon of Right Arrow

120W Peak 4" 2-Way PRIME Series Coaxial Car Audio Speakers Package

• Peak Power: 120W
• RMS Power: 60W
• 1/2" Silk Balanced Dome Tweeter
• Mounting Depth: 1-3/4"
• Polypropylene Mid-Woofer Cone
• 4 Ohms Impedance
• Sensitivity: 85dB

shipping truck icon
FREE 3-day shipping to VA. Get it Tue, Apr. 2

empty

11
$119.98

In stock

Only 1 Left!

• Peak Power: 120W
• RMS Power: 60W
• 1/2" Silk Balanced Dome Tweeter
• Mounting Depth: 1-3/4"
• Polypropylene Mid-Woofer Cone
• 4 Ohms Impedance
• Sensitivity: 85dB

R14X2 2 Pack small

Item added to your cart.

Price: $119.98

Allstate logo

Keep your product protected longer! Extend the warranty after the manufacturer warranty expires. 

  • Mechanical, electrical and product failure covered! 100% parts and labor covered. (Coverage starts after Mfr. warranty)
  • Easy online management! Zero hassle claim service, available 24/7

JL Audio C2-400x

210W Peak (70W RMS) 4” Evolution C2 Series 2-way Coaxial Car Speakers

C2-400X big
Go to item page Right Arrow Icon of Right Arrow

210W Peak (70W RMS) 4” Evolution C2 Series 2-way Coaxial Car Speakers

• 105 watts Peak Each, 35 watts RMS Each
• 1" Silk Dome Tweeters
• Mica Injected Polypropylene - MIPP cone material
• Impedance: 4 ohms
• Sensitivity: 84.5 dB

shipping truck icon
FREE 3-day shipping to VA. Get it Tue, Apr. 2
VIP Star Icon

VIP Product Get $18.00 in rewards to spend later

install icon

Adapter/Wire Harness available and sold separately

8
Was $199.99 Details
$179.99 /pair

In stock

Pioneer TS-A1072R

300W Peak (40W RMS) 4” Midrange-Coaxial Speakers

TS-A1072R big
Go to item page Right Arrow Icon of Right Arrow

300W Peak (40W RMS) 4” Midrange-Coaxial Speakers

• Peak Power: 300W
• RMS Power: 40W
• 3/8" Soft Dome Tweeter
• Mounting Depth: 1-11/16"
• Composite Injection Molded Polypropylene with Interlaced Aramid Fiber Cone
• 4 Ohms Impedance
• Sensitivity: 90dB

shipping truck icon
FREE shipping to VA. Get it Wed, Apr. 3
install icon

Adapter/Wire Harness available and sold separately

14
Was $70.00 Details
$63.99 /pair

In stock

Polk Audio DB402 Two Pack (DB 402)

Two Pair of 4" 2-way DB+ (Plus) Series Coaxial Car Audio Speakers with Marine/ATV/UTV Certification

DB402 2 Pack big
Go to item page Right Arrow Icon of Right Arrow

Two Pair of 4" 2-way DB+ (Plus) Series Coaxial Car Audio Speakers with Marine/ATV/UTV Certification

• Two Pair (4 Speakers)
• 135 Watts Max Each, 45 Watts RMS Each
• 0.75" shallow tweeter design
• Polypropylene UV tolerant cone
• 4 Ohms Impedance
• Sensitivity: 90dB
• Mounting Depth: 1.79"

shipping truck icon
FREE 3-day shipping to VA. Get it Tue, Apr. 2

empty

4
Was $179.98 Details
$158.00

In stock

Only 2 Left!

• Two Pair (4 Speakers)
• 135 Watts Max Each, 45 Watts RMS Each
• 0.75" shallow tweeter design
• Polypropylene UV tolerant cone
• 4 Ohms Impedance
• Sensitivity: 90dB
• Mounting Depth: 1.79"

DB402 2 Pack small

Item added to your cart.

Price: $158.00

Allstate logo

Keep your product protected longer! Extend the warranty after the manufacturer warranty expires. 

  • Mechanical, electrical and product failure covered! 100% parts and labor covered. (Coverage starts after Mfr. warranty)
  • Easy online management! Zero hassle claim service, available 24/7

Install Bay IBBAF42

4" Round Shallow Foam Acoustic Speaker Baffles

IBBAF42 big
Go to item page Right Arrow Icon of Right Arrow

4" Round Shallow Foam Acoustic Speaker Baffles

• Shallow Speaker Baffles
• For 4" Speakers
• Made from a Waterproof Foam
• Greatly Enhances the Sound and Performance of the Speakers
• Reduces Panel Vibration

shipping truck icon
Get it Wed, Apr. 3 to VA. Order $49+ to ship free.

empty

$6.99

In stock

• Shallow Speaker Baffles
• For 4" Speakers
• Made from a Waterproof Foam
• Greatly Enhances the Sound and Performance of the Speakers
• Reduces Panel Vibration

NVX VSP4

450W Peak (150W RMS) 4" V-Series 2-Way Coaxial Car Speakers with Silk Dome Tweeters

VSP4 big
Go to item page Right Arrow Icon of Right Arrow

450W Peak (150W RMS) 4" V-Series 2-Way Coaxial Car Speakers with Silk Dome Tweeters

• 225 watts Peak Each, 75 watts RMS Each
• 1" Silk Dome Tweeters
• Polypropylene cone material
• Impedance: 4 ohms
• Sensitivity: 86 dB
• Mounting Depth: 2.04"

Save 10% at CheckoutShop all deals
shipping truck icon
FREE 3-day shipping to VA. Get it Tue, Apr. 2
install icon

Adapter/Wire Harness available and sold separately

12
Was $99.99 Details
$49.99 /pair

In stock

Kicker DSC404

240W Peak (60W RMS) 4" DS Series 2-Way Coaxial Car Speakers

DSC40 big
Go to item page Right Arrow Icon of Right Arrow

240W Peak (60W RMS) 4" DS Series 2-Way Coaxial Car Speakers

• 120 watts Peak Each, 30 watts RMS Each
• 1/2" PEI (Polyetherimide) Balanced Dome Tweeters
• Polypropylene cone material
• Impedance: 4 ohms
• Sensitivity: 88 dB

shipping truck icon
FREE 3-day shipping to VA. Get it Tue, Apr. 2
VIP Star Icon

VIP Product Get $6.00 in rewards to spend later

install icon

Adapter/Wire Harness available and sold separately

1
Was $69.99 Details
$59.99 /pair

In stock

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?
    ADVERTISEMENT
    Save up to 10 different vehicles in your garage

    2018 BMW M240i xDrive

    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