Garage
Shop

See all parts that fit your 1991 535i

DS18 PRO-1KP8.8 (Pair)

4000W Peak (2000W RMS) Pro Series 8” Mid-bass Loudspeakers (Pair)

DS18
Shop all DS18
Out of stock
highlight-star-icon

• 2000 watts Peak, 1000 watts RMS
• Paper cone material
• Impedance: 8 ohm
• Sensitivity: 95 dB
Priced Per Pair

Learn more about the pro1kp88_2
No Fit Icon

Doesn't fit your 1991 535i

Similar items | Update vehicle | Vehicle store
Thanks , You Pay:

$407.90

 with warranty
Starting at $37/mo or 4 payments of $102 Buy now, pay later and installment payment plans are offered by Afterpay and Affirm. Learn more

Heads up

Your vehicle can use this product in multiple locations. Only a quantity of one can be selected from the product page. You will have the option to adjust the quantity within your cart.

Quantity
Out of stock - Order risk-free, cancel any time.
Brand new

Acima Logo

No Credit Option

Flexible Lease Payments

Early Purchase Options

Quick Approval Decision

Extend logo

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

  • Hassle-free immediate replacement within minutes!
  • Easy online claims 24/7
  • Covers product breakdowns and failures
Swoosh Icon Icon of Swoosh

For over 25 years, we've been your X-Factor – the team dedicated to having the biggest impact on your shopping experience!

Award winning icon
Award-Winning Service
Shipping icon
FREE Shipping Orders $49+
60 days return policy icon
60-Day Easy Returns
lowest price guarantee icon
Guaranteed Lowest Price
inHouseExpert
In-House Experts
NVX - Worth the Envy - Direct to Consumer Car Audio

Loading...
Limited time!
46CSC654 main

Kicker CSC65 (46CSC654)

600W Peak (200W RMS) 6.5” CS Series 2 Way Coaxial 4-ohm Speakers

124
-33.36%

$79.96

List price $119.99

UTE-73BT main

Alpine UTE-73BT

Single DIN Digital Media Receiver with Bluetooth

44
-16.69%

$149.95

List price $180.00

Limited time!
Club 622 main

JBL Club 622

360W Peak (120W RMS) 6.5" Club Series 2-way Coaxial 3-ohm Speakers

5
-28.58%

$99.95

List price $139.95

CV15BT main

Cerwin-Vega CV15BT

Single Din Digital Media Receiver with Bluetooth

3
43DSC6504 main

Kicker DSC650 (43DSC6504)

480W Peak (120W RMS) 6.5” DS Series 2-way 4-ohm Coaxial Car Speakers (DSC6504)

28
-10.53%

$84.99

List price $94.99

DB652 main

Polk Audio DB652 (DB 652)

600W Peak (200W RMS) 6.5" DB+ Series 2 Way Coaxial 4-ohm Car, Marine and Powersports Speakers

12
-9.16%

$109.00

List price $119.99

XED62 main

Cerwin-Vega XED62

600W Peak (70W RMS) 6.5" XED Series 2-Way Coaxial 4-ohm Speakers

15
-16.67%

$49.99

List price $59.99

PNW-65CS2 main

AudioControl PNW-65CS2

250W Peak (200W RMS) 6.5″ PNW Series 2 Way Component 3-ohm Speakers

4
-5.90%

$319.00

List price $339.00

REF6532IXAM main

Infinity Reference REF6532IXAM

360W Peak (120W RMS) 6.5" Reference Series 2 Way Coaxial 3-ohm Speakers

3
-20.01%

$119.95

List price $149.95

NSP65 main

NVX NSP65

540W Peak (180W RMS) 6.5" N-Series 2 Way Coaxial Car Speakers

93
-35.19%

$69.99

List price $107.99

Description


DS18 brand icon

Authorized dealer

Product Details:

  • 8" Mid-bass Car Speaker
  • Power Handling:
    • Peak: 2000 watts
    • RMS: 1000 watts
  • Paper cone material
  • Cloth speakers surround
  • 3" Voice coil
  • 90 oz. Ferrite magnet motor structure
  • Top-mount Depth: 4.33"
  • Cutout Dimensions: 7.28"
  • Impedance: 8 ohm
  • Frequency Response: 110 - 15,000 Hz
  • Sensitivity: 95 dB
  • Authorized Internet Dealer
  • MFR #: PRO-1KP8.8
  • 1-year Manufacturer's Warranty

  • Priced Per Pair


PDF IconDS18 PRO-1KP8.8 Manual


This product is temporarily out of stock. May we recommend...

PH654 small

Cerwin-Vega PH654

• 300 watts Peak Each, 150 watts RMS Each
• Polymide Horn Tweeters
• Treated Paper cone material
• Impedance: 4 ohm
• Sensitivity: 101 dB

(2)

$189.99

List price $227.99

CVP8 small

Cerwin-Vega CVP8 (Sold Individually)

• 350 watts Peak, 170 watts RMS
• Treated Paper cone material
• Impedance: 4 ohm
• Sensitivity: 95 dB

$49.99

List price $59.99

AP-M61SE Pro small

Deaf Bonce Apocalypse AP-M61SE Pro

• 300 watts Peak Each, 150 watts RMS Each
• Pressed Paper cone material
• Impedance: 4 ohm
• Sensitivity: 102.80 dB

$119.90

List price $143.99

PRO-X12MBASS small

DS18 PRO-X12MBASS (Sold individually)

• 1000 watts Peak Each, 500 watts RMS Each
• Paper cone material
• Impedance: 8 ohm
• Sensitivity: 96 dB

$131.95

List price $131.95

10MB800FT small

PRV Audio 10MB800FT

• 1600 watts Peak Each, 800 watts RMS Each
• Non-Pressed Paper cone material
• Impedance: 8 ohm
• Sensitivity: 99 dB

$129.91

List price $162.39

EPICPRO8X small

AudioControl EPICPRO8X

• 350 watts Peak Each, 250 watts RMS Each
• Paper cone material
• Impedance: 4 ohm
• Sensitivity: 99.2 dB

$129.00

List price $129.00

PRO-X6.4BMPK small

DS18 PRO-X6.4BMPK

• 500 watts Peak Each, 250 watts RMS Each
• 1" Aluminum Bullet super tweeters with ferrite magnets
• Non-Pressed Paper cone material
• Impedance: 4 ohm
• Sensitivity: 94 dB

(4)

$139.95

List price $139.95

HCCA64N small

Orion HCCA64N

• 1400 watts Peak Each, 350 watts RMS Each
• Non-Pressed Paper cone material
• Impedance: 4 ohm
• Sensitivity: 99 dB

$219.95

List price $263.99

VPRO65 small

NVX VPRO65 (Sold Individually)

• 450 watts Peak Each, 225 watts RMS Each
• 1" Aluminum Bullet tweeter
• Competition Grade Paper cone material
• Impedance: 4 ohm
• Sensitivity: 97 dB

(4)

$74.99

List price $82.99

CVMPCL8.0 small

Cerwin Vega CVMPCL8.0 (Sold Individually)

• 400 watts Peak Each, 200 watts RMS Each
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 95 dB

$139.99

List price $167.99

Specifications & Details


General Speaker Specifications
Series
PRO Series
Priced Per
Pair
Number of Speakers
2
Design
Mid-bass
Woofer Composition
Paper
Woofer Surround
Cloth
Total PEAK Per Pair/Set
4000 watts
Total RMS Per Pair/Set
2000 watts
Impedance (Per Voice Coil)
8 ohm
Shallow Mount Installation
No
Marine Certified
No
Speaker Grilles
No
First Speaker Pair Specifications
Speaker Size
8"
Peak Power Handling
2000 watts
RMS Power Handling
1000 watts
Sensitivity
95 dB
Frequency Response
110 - 15,000 Hz
Top-Mount Depth (Mounting Depth)
4.33"
Cutout Dimensions
7.28"
Warranty and Return Policy
Parts Warranty Duration
1 year
Labor Warranty Duration
1 year
Warranty Provider
Manufacturer

Item Details


Manufacturer:

Model Number:

PRO1KP88_2

Weight:

33.00lbs

Internal SKU:

pro1kp88_2

Internal Product ID:

204268

Customer Ratings & Reviews


DS18 PRO-1KP8.8 (Pair) 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

HynK1122 small

American International HynK1122

Double DIN Stereo Dash Kit for select 2005-2011 vehicles from Kia, Hyundai

$15.99

List price $44.00

REVO CX-10 SW-B small

Wet Sounds REVO CX-10 SW-B

1400W Peak (700W RMS) 10" REVO Series 2 Way Coaxial 2-ohm Marine Speakers with RGB LED and Black Grilles

$799.99

List price $799.99

NXL-X1200.8D small

DS18 Hydro NXL-X1200.8D

2800W Peak Class D HYDRO Series 8-Channel Marine and Powersports Amplifier

$959.95

List price $959.95

P3SD2-12 2 Pack small

(2) Rockford Fosgate P3SD2-12

1600W Peak (800W RMS) 12" Punch Stage 3 Series Shallow-mount Dual 2-ohm Subwoofer

(7)

$439.98

List price $479.98

HDZ65C_ACC_KIT small

Alpine HDZ-65C with Accessories

300W Peak (100W RMS) Status Series 6.5” 2-way Component System

(259)

$763.31

List price $1167.71

52CVT102_2 small

Kicker CVT10 (52CVT102) - Pair

750W Peak (375W RMS) 10" CompVT Series Single 2-ohm Shallow Car Subwoofer

$359.98

List price $399.98

Stadium 22S, 50EGIFT small

JBL Stadium 22S + FREE $50 Gift Card

300W Peak (100W RMS) 2.5" Stadium Series 3-way Midrange Component Speakers

(14)

$219.00

List price $299.95

40-NI21 small

Metra 40-NI21 Antenna Adapter

Connect your factory antenna to a new aftermarket radio for select 1998-2014 vehicles from Subaru, Nissan

(1)

$12.99

List price $14.99

R1675X2 2 Pack small

Two Pairs of Rockford Fosgate R1675X2

Four 6-3/4" 2-Way PRIME Series Coaxial Car Speakers

(56)

$149.98

List price $159.98

Related Searches


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

2011 Subaru Forester

2016 BMW M6

1985 GMC Safari

1985 Chevrolet Cavalier

2011 Lexus LX570

2001 Suzuki Esteem

2025 Ram 1500

2004 GMC Sierra 1500

1991 BMW 535i

2024 Ford Expedition

Vehicle
Store
Delete

2017 Harley Davidson FLTRX Road Glide

1994 Harley Davidson FLHTC Electra Glide Classic

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.