Garage
Shop

See all parts that fit your 1999 740i

Crux NAVMB-78B

Navigation Integration for 2011-Up Mercedes Benz Vehicles with NTG4.5 Systems

Crux
Shop all Crux
highlight-star-icon

• Plug & Play Connectors Make Installation Simple and Easy
• Utilizes the Latest Mapping Version of iGo Primo
• 2 Audio/Video Inputs and Reverse Camera Input
• For Select Mercedes Benz Vehicles with Business/Professional Radios

See compatible vehicles Learn more about the navmb78b

We apologize

This item has been discontinued

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

254
-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
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

214
-9.16%

$109.00

List price $119.99

43DSC6504 main

Kicker DSC650 (43DSC6504)

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

72
-10.53%

$84.99

List price $94.99

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

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

AVH-3500NEX main

Pioneer AVH-3500NEX

7" Single DIN Flip-Out Touchscreen CD/DVD Receiver with Bluetooth, Apple CarPlay and Android Auto (SiriusXM Ready)

9
-10.75%

$829.99

List price $930.00

GX608C main

JBL GX608C (GX608CAM)

420W Peak (140W RMS) 6.5” GX Series 2 Way 2.3-ohm Component Speaker System

7

Description



The CRUX NAVMB-78B is a Navigation Integration Interface for Select Mercedes Benz vehicles that are factory-equipped with the NTG4.5 System. The Interface allows for connection of 3 A/V sources to the factory radio and also adds Navigation to the OE Radio system. The interface also allows for integration of an aftermarket rear-view camera to the OE screen.



General Features:

  • Adds Navigation w/ 3D Visualization and Audible Turn-by-Turn Directions
  • Enables Touchscreen Controlled Navigation and POI Search Function
  • Provides 3 Audio/Video Inputs
  • Automatically Switches Screen to Rear-View Camera Image when Reversing
  • Utilizes the Last Version of iGo Primo Navigation Software
  • Plug & Play Interface
  • Authorized Internet Dealer
  • 1-year Manufacturer's Warranty

Vehicle Compatibility:

  • MERCEDES-BENZ
    • 2013 – Up B-Class (W246)
    • 2014 – Up CLA-Class
    • 2012 – Up C-Class (W204, C204)
    • 2012 – Up CLS (C218)
    • 2012 – Up E-Class (W212, C207)
    • 2011 – Up GLK (W204)
    • 2012 – Up ML (W166)
    • 2012 – Up SLK (R172)
    • 2013 – Up SL (R231)

    NTG4.5 System (5″ Screen with 4-pin LVDS connector)


Check out the Crux NAVMB-78B Owner's Manual

Compatible Vehicles


Please use our Fitment Guide to determine specific compatibility for the submodel and audio features

The vehicle you have selected 1999 BMW 740i is not compatible. Change vehicle or See list of compatible similar products


Best selling similar products

NTV-KIT556 small

NAV-TV NTV-KIT556

• Radio T-Harness for '13-'16 Camaro
• ONLY to be combined with NNG-GM2 (NTV-KIT552)

$44.99

List price $79.99

NTV-KIT554 small

NAV-TV NTV-KIT554

•Radio T-Harness for '13-'15 Malibu
• ONLY to be combined with NNG-GM1 (NTV-KIT550)

$29.99

List price $59.99

NTV-KIT551 small

NAV-TV NTV-KIT551

• Radio T-Harness for '13-'16 Camaro
• ONLY to be combined with NNG-GM1 (NTV-KIT550)

$44.99

List price $79.99

FIT-CH11 small

PAC FIT-CH11

• Navigation, backup camera, HDMI and USB input add-on interface
• Supports iGo Primo Navigation
• Supports HDMI mirroring and USB charging
• Compatible with select 2011-2016 300 and Journey

$745.99

List price $1499.95

Specifications & Details


General Features
Type of Factory Radio Improvement Harness
Plug-N-Play
Warranty and Return Policy
Parts Warranty Duration
1 year
Labor Warranty Duration
1 year
Warranty Provider
Manufacturer

Item Details


Manufacturer:

Model Number:

NAVMB-78B

Weight:

2.00lbs

Internal SKU:

navmb78b

Internal Product ID:

152553

Customer Ratings & Reviews


Crux NAVMB-78B 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


LFA4-1200 small

Power Acoustik LFA4-1200

1200W Max, 4-Channel LFA Series (Loud Freeking Amplifiers) Amplifier

$114.99

List price $239.99

X1200.4 small

Hifonics X1200.4

1200W BRUTUS X-14 Series 4-Channel Class AB Car Amplifier

(5)

$149.95

List price $459.99

COM840HRC small

Absolute COM840HRC (CREAM/BEIGE/TAN)

Pair of 8.4" TFT-LCD Monitors Preloaded In CREAM/BEIGE/TAN Headrests

$339.99

List price $649.99

V975R small

BEL Beltronics Vector LR 975 Remote Mount

Radar Detector that Remotely Mounts for Out of Sight Install (VECTOR 975R)

(1)

$369.99

List price $499.99

No picture

VizuaLogic 90A-79036-L511

Lexus RX 300 2000 - 2003 Ivory Leather

$549.99

List price $1299.99

No picture

VizuaLogic 701-79036-L511

Lexus RX 300 2000 - 2003 Ivory Leather

$1299.99

List price $2499.99

No picture

VizuaLogic 82A-79036-L511

Lexus RX 300 2000 - 2003 Ivory Leather

$999.99

List price $2499.99

EXL-400.4 small

Cerwin-Vega EXL-400.4

$214.99

List price $379.99

HD24BL69 small

Rockford Fosgate HD24BL69

600W Peak (300W RMS) 6x9" 2-Way Coaxial 4-ohm Saddlebag Speaker Kit for select 2024-2025 vehicles from Harley Davidson

$849.99

List price $1019.99

Related Searches


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

1999 BMW 740i

1993 Mazda B2600

1995 GMC Sonoma

2001 BMW 525i

1987 Jeep Wagoneer

1989 Chevrolet Astro

2012 Lincoln MKX

2015 Lexus LS600hL

1988 Nissan Maxima

1999 Toyota Solara

Vehicle
Store
Delete

2018 Can-Am Defender MAX HD8

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.