Garage
Shop

See all parts that fit your 2007 335i

Infinity Kappa Perfect 5.1 + NVX Sound Dampening

5-1/4" 2-way Kappa Perfect Component System w/ Ten 18" x 32" Pieces of NVX Sound Dampening Material

Infinity
Shop all Infinity
EXCLUSIVE
Product videos
highlight-star-icon

5.25" Deep-Anodized-Aluminum Woofers with Butyl Rubber Surrounds • 1" Deep-Anodized-Aluminum Dome Tweeters • 2-Way Crossovers • Frequency Response 80 Hz - 23 kHz • 100W RMS • Includes Sound Dampening Material!

Learn more about the perfect51_sdbp40

We apologize

This item has been discontinued

NVX - Worth the Envy - Direct to Consumer Car Audio

Loading...
DB5252 main

Polk Audio DB5252 (DB 5252)

600W Peak (200W RMS) 5.25” DB+ Series 2 Way Coaxial 4-ohm Car, Marine and Powersports Speakers

25

$200.00

List price $209.99

S2-S40 main

Alpine S2-S40

280W Peak (90W RMS) 4" S-Series Hi-Res 2-Way Coaxial 4-ohm Car Speakers

37
-15.42%

$109.95

List price $130.00

Stage3 427F main

JBL Stage3 427F (STAGE3427FAM)

300W Peak (60W RMS) 4" Stage3 Series 2-Way Coaxial 3-ohm Car Speakers

3
-22.23%

$69.95

List price $89.95

Cerwin-Vega CV7BM

7" Double DIN Touchscreen Digital Multimedia Receiver with Bluetooth

12

$109.00

List price $109.99

Product Highlights


5.25" Deep-Anodized-Aluminum Woofers with Butyl Rubber Surrounds • 1" Deep-Anodized-Aluminum Dome Tweeters • 2-Way Crossovers • Frequency Response 80 Hz - 23 kHz • 100W RMS • Includes Sound Dampening Material!

Description


Infinity brand icon

Authorized dealer

Speaker Features:
  • Deep-anodized-aluminum woofer cone
  • 1" Edge-driven, deep-anodized-aluminum dome tweeter
  • Power Handling:
    • Peak: 800 watts per set / 400 watts each side
    • RMS: 200 watts per set / 100 watts each side
  • Neodymium tweeter magnet
  • I-Mount tweeter mounting system for flush, surface, or angled mounting
  • Butyl rubber surround
  • 2-way crossovers (high-pass/low-pass at 3500 Hz, 24 dB/octave)
  • Frequency response: 80 Hz - 23 kHz
  • Recommended power range: 100 watts
  • Peak power handling: 400 watts
  • Sensitivity: 89 dB
  • Authorized Internet Dealer
  • 1-year Manufacturer's warranty
NVX SDBP40 Features:
  • Ten 18" x 32" Pieces of Dead Shield Sound Dampening Material
  • Eliminates road noise
  • Quiets vibrations
  • Stops rattles
  • Increases SPL
  • Reduces heat
  • Easy to form aluminum conforms to desired area of vehicle with ease
  • Four step peel and stick design for easy installation
  • Increases sound quality and output of car audio system
  • Up to 30% thicker than the leading competitors
  • 40 Square feet total
  • Authorized Internet Dealer
  • 1-year Manufacturer's Warranty
  • Dimensions (each piece): 18"L x 32"W

Speakers Priced Per Pair


Loading...
DMH-1800NEX main

Pioneer DMH-1800NEX

6.8" Double DIN Touchscreen Digital Multimedia Receiver with Bluetooth, Apple CarPlay, Android Auto, and SiriusXM Ready

59
-19.05%

$339.99

List price $420.00

Limited time!
DMH-W3050NEX main

Pioneer DMH-W3050NEX

6.8" Double DIN Touchscreen Digital Multimedia Receiver with Bluetooth, Wireless Apple CarPlay and Android Auto, and Built-in Alexa (Sirius XM Ready)

1
-24.20%

$469.99

List price $620.00

Limited time!
DMX709S main

Kenwood eXcelon DMX709S

6.8" Double DIN Touchscreen Digital Multimedia Receiver with Bluetooth, Apple CarPlay, Android Auto (Sirius XM Ready)

39
-33.50%

$399.00

List price $600.00

Limited time!
iLX-W670-M main

Alpine iLX-W670-M

6.75" Double DIN Touchscreen Digital Multimedia Receiver with iDataLink Maestro Support, Bluetooth, Apple CarPlay and Android Auto (SiriusXM Ready)

126
-30.01%

$349.95

List price $500.00

Limited time!
DMH-241EX main

Pioneer DMH-241EX

6.2" Double DIN Touchscreen Digital Multimedia Receiver with Bluetooth and Built-in Alexa

22
-35.00%

$194.99

List price $300.00

Limited time!
XAV-AX3200 main

Sony XAV-AX3200

6.95" Double DIN Touchscreen Digital Multimedia Receiver with Bluetooth, WebLink, Apple CarPlay, and Android Auto (SiriusXM Ready)

15
-25.50%

$298.00

List price $399.99

Limited time!
DMX809S main

Kenwood eXcelon DMX809S

6.8” Double DIN Digital Multimedia Touchscreen Bluetooth Receiver with Wireless Apple CarPlay and Android Auto (SiriusXM Ready)

11
-37.63%

$499.00

List price $800.00

XAV-AX3200, BLPCAM2 main

Sony XAV-AX3200 with License Plate Camera

6.95" Double-DIN Touchscreen Digital Multimedia Receiver with License Plate Backup Camera

72
-32.40%

$337.99

List price $499.98

Limited time!
DMH-470EX main

Pioneer DMH-470EX

7" Double DIN Touchscreen Digital Multimedia Receiver with Bluetooth and WebLink

-25.00%

$179.99

List price $239.99

Limited time!
DMX4710S main

Kenwood DMX4710S

6.8" Double DIN Touchscreen Digital Multimedia Receiver with Bluetooth, Apple CarPlay, Android Auto (Sirius XM & iDatalink Maestro Ready)

18
-37.71%

$299.00

List price $480.00


Best selling similar products

Reference 5030cx small

Infinity Reference 5030cx (REF5030CX)

• 195 watts Peak Each, 65 watts RMS Each
• 3/4" Textile Edge Driven Dome tweeters
• Polypropylene cone material
• Impedance: 3 ohm
• Sensitivity: 93 dB

(2)

$99.95

List price $249.95

VSP525KIT small

NVX VSP525KIT

• 375 watts Peak Each, 125 watts RMS Each
• 1" Silk Dome tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 86 dB
• Mounting Depth: 2.04"

(27)

$99.99

List price $119.99

DSK 130.3 small

Hertz DSK 130.3

• 120 watts Peak Each, 60 watts RMS Each
• 1" PEI (Polyetherimide) Dome-Cone tweeters with high-energy neodymium magnets
• Water-repellent Pressed Paper cone material
• Impedance: 4 ohm
• Sensitivity: 93 dB

$199.99

List price $230.00

Specifications & Details


Speaker Specifications
Speaker Size
5-1/4"
Design
2-Way Component
Peak Power Handling
400 watts
RMS Power Handling
100 watts
Sensitivity
89 dB
Frequency Response
80 - 23000 Hz
Impedance (Per Voice Coil)
4 ohm
Top-Mount Depth (Mounting Depth)
2-7/16"
Cutout Dimensions
4-11/16"
Warranty and Return Policy
Parts Warranty Duration
1 year
Labor Warranty Duration
1 year
Warranty Provider
Manufacturer

Item Details


Manufacturer:

Model Number:

PERFECT-5.1_SDBP40

Weight:

41.80lbs

Internal SKU:

perfect51_sdbp40

Internal Product ID:

37451

Product and How-to Videos


Customer Ratings & Reviews


Infinity Kappa Perfect 5.1 + NVX Sound Dampening thumbnail image

5 star
0%
4 star
0%
3 star
0%
2 star
0%
1 star
0%



Durability
0
Value
0
Features
0
Design
0
Usability
0

Customer Reviews

Sort by:

Loading...
Sorry, no reviews found


TX4001 small

MTX Audio TX4001

4" 2-way Thunder Axe Series Component Speakers System

(8)

$149.95

List price $199.95

Related Searches


Save up to 10 different vehicles in your garage
Vehicle
Store
Delete

2007 BMW 335i

2015 BMW 428i

2020 Honda Insight

2022 Kia Soul

1993 GMC C1500

1983 Audi 5000

2014 Audi S8

2003 Cadillac DeVille

2018 Cadillac CT6

2022 Ford Transit-250

Vehicle
Store
Delete

1950 Harley Davidson E

Vehicle
Store
Delete

2015 Can-Am Commander 800R DPS

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 page 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.