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ARH-NKA Porsche Amplifier replacement or radio retention Harness

Only 1 left. May require assembly*)
  • $24.98
Market price: $39.95, you save $14.97
This dual function harness allows users to retain or replace OEM radio/amplifier.
Restrictions apply. Please read entire description, warning etc. prior to ordering.
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  • Net weight
    0.11 lbs
  • Part Number
Replace vintage Porsche amplifier with aftermarket or retain OE Amplifier and replace OE radio.

Porsche Hi-Fi audio system includes a 4x40W or 6x40W amplifiers (under passenger seat). The performance level of these amplifiers may be satisfactory to some, but those looking for more power or upgrading speakers to a new level of clarity and fullness may opt to install an aftermarket amplifier and keep the radio (e.g. CR-1, CR-2, CD10, 7807) or replace OE radio (e.g. CR-1, CR-2) and keep OE amplifier; and for either task you should strongly consider our ARH-NKA.
» Retain factory radio and replace factory amplifier (Porsche or Alpine).
» Replace factory radio and retain factory amplifier. (aftermarket radio must have RCA pre-amp outputs)
» Connects to 8-pin socket on radio or at amplifier location (usually under seat)
» Provides 4-channel RCA Pre-amp outputs (Front and Rear) and remote turn-on to aftermarket amp
» Harness is 4-6 inches long.
INSTALLATOIN 1: Retaining OE radio and replacing OE amplifier (Not for HAES or Blaupunkt amplifiers).
1. Remove driver/passenger seat.
2. Disconnect round 8-pin DIN plug from amplifier (Not for HAES or Blaupunkt) and plug in the 8-pin DIN socket on harness
3. Connect harness blue wire to aftermarket amplifier turn-on terminal.
4. Connect RCA's to aftermarket amplifier inputs [Short (Front), Long (Rear) channels]
5. Follow amplifier instructions included with amp to complete install.
INSTALLATION 2. Replacing OE radio and retaining OE amplifier (Not for 7801 radio).
a. From behind the dash, connect amplifier 8-pin DIN plug (usually gray) to harness 8-pin socket
b. Connect harness RCA's to replacement radio pre-amp outputs
c. Connect harness blue lead to replacement radio "Amp" turn-on

1. Connects to round 8-pin DIN plug behind the dash or under passenger/driver seat.
2. When replacing 25-pin Nokia amplifier, purchase our ABH-NKA kit instead.
3. Aftermarket amplifier must include built-in crossover or purchase separate passive crossover.
4. Not applicable to replacing OEM Blaupunkt amplifiers.. See our ARH-BLAU

Defective returns:
Our returns policy differs from than of other online merchants so we encourage everyone to read the returns policy page it in its entirety prior to ordering.
Defective returns eligible for warranty repair or replacement service:
Within the first 10 days, Discount Car Stereo will replace any defective or damaged part and provide a pre-paid return label (US Customers only). (Pre-paid labels are not issued for other reasons).
After 10 days of receipt, customer covers return shipping cost, however we cover shipping cost to supplier/manufacturer, and also the cost to ship back to you. If original purchase can't be replaced (discontinued etc.), we reserve the right to provide a substitute part of higher or equal value. Any claims for missing parts must be made within 7 days of delivery.
We strive to avoid costly returns by providing as much product description, exceptions, requirements, pictures and application possible. Click to read the full return policy page.

Gone are the days when customer needed to call or email to obtain shipping rates. At Discount Car, shipping rates are automated and calculated in real time and dependent on cart contents, weight and destination.
To determine applicable shipping for:
- Proceed to checkout.
- If already signed in; select address from address book or if new or wish to remain anonymous; enter shipping address.
- Select from available shipping methods
Online shipping calculator provides real time rates and shipping methods.
We ship throughout the USA, Canada and select international destinations (Click country drop-down in checkout page for current listing or visit our Frequently asked questions page).
We are a family owned and operated specialty car stereo and accessory store and as such every effort is made to get your order processed and shipped at soon as possible; but because 95% of our offerings are made to order (not sitting on shelf collecting dust). Additional time (usually 2-4 working days) is required after which time orders are shipped using shipping method selected at checkout. Products requiring assembly includes this graphic in addition to warning messages at the bottom of product description page.
Paying for a faster delivery method (e.g. Express mail, Priority mail etc.) for products requiring "assembly" does NOT speed up assembly (built by hand) time; however, it does speed up delivery time after shipment.
Delivery time for in stock products requiring assembly= Assembly time (2-4 working days) + transit time (shipping method).

Por ejemplo: Order our very popular AUX-GM3x GM aux cable and select "USPS Priority Mail (2-4 days) nationwide; expect delivery between 5-7 business days after order placement.
Please contact us first regarding time sensitive deliveries.
Items not requiring assembly or customization (off-the-shelf), usually ship within 24-hours and includes this graphic.
Tracking information is emailed upon labeling. Customers accounts are also updated at the same time. All customers (with or without accounts) are able to check order status online which displays the same details available to our staff.
Except for Priority Mail Express® (Overnight Delivery*), USPS delivery times for Priority Mail® and USPS Ground Advantage™ are estimates and are not guaranteed; however ship time to most states is between 2-7 working days.
International orders require additional paperwork and processing time (6-10 days) prior to shipping and due to many factors (custom inspections, carrier changeovers etc. ) we care not able to determine delivery times .
Free shipping (when available); applies to US only

*with a money-back guarantee

USA/Canada: Pay with Visa, MasterCard, American Express, Discover, PayPal: PayPal, PayPal Credit, Gift cards that display Visa, MasterCard, American Express and Discover logos are also accepted.
Customer billing information (first name, last name, billing address, and credit card information) must be entered exactly as it appears on credit card statement otherwise transaction will decline. Once order is placed a pending authorization (not a charge) will appear on your account and removed within 7-10 business days or after being charged and order shipped.
International: Select PayPal to pay with card. International credit cards are NOT accepted unless registered through PayPal. Click here to learn more about PayPal.
All prices are in U.S. dollars. The actual price charged to International customers is subject to the exchange rate applied by PayPal.
Important notice regarding shipping to alternate (non-billing) addresses: Shipping to non-billing address is no longer allowed, unless proof of card ownership is provided. Any and all customers shipping to non-billing address will be contacted by email to provide additional proof.

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