DISCOVER TOP DEALS

Save on HDTVs, laptops, tablets and more.

Shop now ›


Shop Car Security & Radar Installation Parts

Current Offers

  • (4)
  • (21)
  • (3)

Brand

  • (10)
  • (3)
  • (2)
  • (2)
  • (2)
  • (1)
  • (1)

Price

  • (10)
  • (7)
  • (4)

Sold By

  • (15)
  • (6)

Condition

  • (21)
  • (2)

Customer Rating

  • (4)
  • (3)
  • (9)
  • (12)
  • (12)
  • (12)
21 items
View:
Directed Electronics - Relay Assembly Kit - Black - Larger Front
You may compare up to four items at a time.

Would you like to compare the first four items you selected?

Yes, go to compare

  • Model: 8617
  • SKU: 8014855
Compatible with most Directed Electronic products; metal and plastic material
Price Match Guarantee

Best Buy is dedicated to always offering the best value to our customers. We will match the price, at the time of purchase, on a Price Match Guarantee product if you find the same item at a lower price at a Designated Major Online Retailer or at a local retail competitor's store.

Here's how:
  • If you find a qualifying lower price online, call 1-888-BEST BUY and direct a customer service agent to the web site with the lower price, or when visiting a Best Buy store, one of our employees will assist you.
  • On qualifying products, Best Buy will then verify the current price to complete the price match.

Exclusions apply including, but not limited to, items sold by Marketplace vendors, Competitors' service prices, special daily or hourly sales, and items for sale Thanksgiving Day through the Monday after Thanksgiving. See the list of Designated Major Online Retailers and full details.

$12.99
Escort - Automotive In-dash Power Cord - Larger Front
You may compare up to four items at a time.

Would you like to compare the first four items you selected?

Yes, go to compare

  • Model: 79-000041-01
  • SKU: 8412372
Compatible with select Escort radar detectors; for connection to fuse block or other 12V power source; red alert light
Price Match Guarantee

Best Buy is dedicated to always offering the best value to our customers. We will match the price, at the time of purchase, on a Price Match Guarantee product if you find the same item at a lower price at a Designated Major Online Retailer or at a local retail competitor's store.

Here's how:
  • If you find a qualifying lower price online, call 1-888-BEST BUY and direct a customer service agent to the web site with the lower price, or when visiting a Best Buy store, one of our employees will assist you.
  • On qualifying products, Best Buy will then verify the current price to complete the price match.

Exclusions apply including, but not limited to, items sold by Marketplace vendors, Competitors' service prices, special daily or hourly sales, and items for sale Thanksgiving Day through the Monday after Thanksgiving. See the list of Designated Major Online Retailers and full details.

$32.99
On Sale
Save $2 (Reg. $34.99)
Directed Electronics - Xpresskit High-Power Door Lock Motor - Larger Front
You may compare up to four items at a time.

Would you like to compare the first four items you selected?

Yes, go to compare

  • Model: 524N
  • SKU: 8264905
Compatible with most vehicles without factory power locks; locks and unlocks your car doors; requires mounting inside the door and attaching to the lock rod assembly
Price Match Guarantee

Best Buy is dedicated to always offering the best value to our customers. We will match the price, at the time of purchase, on a Price Match Guarantee product if you find the same item at a lower price at a Designated Major Online Retailer or at a local retail competitor's store.

Here's how:
  • If you find a qualifying lower price online, call 1-888-BEST BUY and direct a customer service agent to the web site with the lower price, or when visiting a Best Buy store, one of our employees will assist you.
  • On qualifying products, Best Buy will then verify the current price to complete the price match.

Exclusions apply including, but not limited to, items sold by Marketplace vendors, Competitors' service prices, special daily or hourly sales, and items for sale Thanksgiving Day through the Monday after Thanksgiving. See the list of Designated Major Online Retailers and full details.

$21.99
Axxess - Car Interface Kit - Black - Angle
You may compare up to four items at a time.

Would you like to compare the first four items you selected?

Yes, go to compare

Price Match Guarantee

Best Buy is dedicated to always offering the best value to our customers. We will match the price, at the time of purchase, on a Price Match Guarantee product if you find the same item at a lower price at a Designated Major Online Retailer or at a local retail competitor's store.

Here's how:
  • If you find a qualifying lower price online, call 1-888-BEST BUY and direct a customer service agent to the web site with the lower price, or when visiting a Best Buy store, one of our employees will assist you.
  • On qualifying products, Best Buy will then verify the current price to complete the price match.

Exclusions apply including, but not limited to, items sold by Marketplace vendors, Competitors' service prices, special daily or hourly sales, and items for sale Thanksgiving Day through the Monday after Thanksgiving. See the list of Designated Major Online Retailers and full details.

$149.99
Directed Electronics - Xpresskit Field Disturbance Sensor for Most Vehicles - Larger Front
You may compare up to four items at a time.

Would you like to compare the first four items you selected?

Yes, go to compare

  • Model: 508D
  • SKU: 2687943
For use with most vehicles; senses disturbances to your vehicle; ideal for mounting underneath a center console lid
Price Match Guarantee

Best Buy is dedicated to always offering the best value to our customers. We will match the price, at the time of purchase, on a Price Match Guarantee product if you find the same item at a lower price at a Designated Major Online Retailer or at a local retail competitor's store.

Here's how:
  • If you find a qualifying lower price online, call 1-888-BEST BUY and direct a customer service agent to the web site with the lower price, or when visiting a Best Buy store, one of our employees will assist you.
  • On qualifying products, Best Buy will then verify the current price to complete the price match.

Exclusions apply including, but not limited to, items sold by Marketplace vendors, Competitors' service prices, special daily or hourly sales, and items for sale Thanksgiving Day through the Monday after Thanksgiving. See the list of Designated Major Online Retailers and full details.

$59.99
Metra - Onstar, RSE and Chime Retention Module for GM Vehicles - Larger Front
You may compare up to four items at a time.

Would you like to compare the first four items you selected?

Yes, go to compare

Price Match Guarantee

Best Buy is dedicated to always offering the best value to our customers. We will match the price, at the time of purchase, on a Price Match Guarantee product if you find the same item at a lower price at a Designated Major Online Retailer or at a local retail competitor's store.

Here's how:
  • If you find a qualifying lower price online, call 1-888-BEST BUY and direct a customer service agent to the web site with the lower price, or when visiting a Best Buy store, one of our employees will assist you.
  • On qualifying products, Best Buy will then verify the current price to complete the price match.

Exclusions apply including, but not limited to, items sold by Marketplace vendors, Competitors' service prices, special daily or hourly sales, and items for sale Thanksgiving Day through the Monday after Thanksgiving. See the list of Designated Major Online Retailers and full details.

$149.99
Axxess - OE Personalization Menu Retention Module - Larger Front
You may compare up to four items at a time.

Would you like to compare the first four items you selected?

Yes, go to compare

Price Match Guarantee

Best Buy is dedicated to always offering the best value to our customers. We will match the price, at the time of purchase, on a Price Match Guarantee product if you find the same item at a lower price at a Designated Major Online Retailer or at a local retail competitor's store.

Here's how:
  • If you find a qualifying lower price online, call 1-888-BEST BUY and direct a customer service agent to the web site with the lower price, or when visiting a Best Buy store, one of our employees will assist you.
  • On qualifying products, Best Buy will then verify the current price to complete the price match.

Exclusions apply including, but not limited to, items sold by Marketplace vendors, Competitors' service prices, special daily or hourly sales, and items for sale Thanksgiving Day through the Monday after Thanksgiving. See the list of Designated Major Online Retailers and full details.

$119.99
XPRESSKIT - Preloaded RF Loop for Select Chrysler and GM Vehicles - Angle
You may compare up to four items at a time.

Would you like to compare the first four items you selected?

Yes, go to compare

  • Model: RFLCHGM
  • SKU: 9663759
From our expanded online assortment; compatible with select Chrysler and GM vehicles; operates as combination door lock and transponder bypass solution with 1 module (not included)
Price Match Guarantee

Best Buy is dedicated to always offering the best value to our customers. We will match the price, at the time of purchase, on a Price Match Guarantee product if you find the same item at a lower price at a Designated Major Online Retailer or at a local retail competitor's store.

Here's how:
  • If you find a qualifying lower price online, call 1-888-BEST BUY and direct a customer service agent to the web site with the lower price, or when visiting a Best Buy store, one of our employees will assist you.
  • On qualifying products, Best Buy will then verify the current price to complete the price match.

Exclusions apply including, but not limited to, items sold by Marketplace vendors, Competitors' service prices, special daily or hourly sales, and items for sale Thanksgiving Day through the Monday after Thanksgiving. See the list of Designated Major Online Retailers and full details.

$22.99
Metra - Installation Kit for Most 12V Radar Detectors - Black - Larger Front
You may compare up to four items at a time.

Would you like to compare the first four items you selected?

Yes, go to compare

  • Model: IBR-RDWK
  • SKU: 9848358
Designed for use with most 12V radar detectors; connects a radar detector to your vehicle
$7.99
Clearance
Save $15 (Reg. $22.99)
Directed Electronics - Mini Piezo Security Siren - Black - Angle
You may compare up to four items at a time.

Would you like to compare the first four items you selected?

Yes, go to compare

  • Model: 513T
  • SKU: 2895781
Compatible with most Directed Electronics products; produces a loud alarm; metal construction
$9.99
Clearance
Save $9 (Reg. $18.99)
Metra - Windshield-Mount-for-Most-Radar-Detectors - Black - Angle
You may compare up to four items at a time.

Would you like to compare the first four items you selected?

Yes, go to compare

  • Model: IBR-RDWM
  • SKU: 9848288
Designed for use with most radar detectors; all-weather flex suction cups; plastic and metal materials
$9.99
Clearance
Save $13 (Reg. $22.99)
Directed Electronics - Viper Power Window Module - angleView
You may compare up to four items at a time.

Would you like to compare the first four items you selected?

Yes, go to compare

  • Model: 529T
  • SKU: 1306281957
From our expanded online assortment; compatible with Viper alarm systems; allows operation of 2 windows in 1 direction when alarm is activated; can also be used for sunroof or back windows
What is Marketplace?

Marketplace Items

  • are sold and shipped by Best Buy-approved third party retailers using our secure checkout; your credit card information stays with Best Buy
  • are not available in Best Buy stores
  • can only be returned to the Marketplace Seller

Learn More

$32.88
On Sale
Save $27.11 (Reg. $59.99)
Directed Electronics - Viper Power Window Module - Angle
You may compare up to four items at a time.

Would you like to compare the first four items you selected?

Yes, go to compare

  • Model: 529T
  • SKU: 9663731
From our expanded online assortment; compatible with Viper alarm systems; allows operation of 2 windows in 1 direction when alarm is activated; can also be used for sunroof or back windows
Price Match Guarantee

Best Buy is dedicated to always offering the best value to our customers. We will match the price, at the time of purchase, on a Price Match Guarantee product if you find the same item at a lower price at a Designated Major Online Retailer or at a local retail competitor's store.

Here's how:
  • If you find a qualifying lower price online, call 1-888-BEST BUY and direct a customer service agent to the web site with the lower price, or when visiting a Best Buy store, one of our employees will assist you.
  • On qualifying products, Best Buy will then verify the current price to complete the price match.

Exclusions apply including, but not limited to, items sold by Marketplace vendors, Competitors' service prices, special daily or hourly sales, and items for sale Thanksgiving Day through the Monday after Thanksgiving. See the list of Designated Major Online Retailers and full details.

$69.99
Avital - 2-Way LCD Security - Multi - Larger Front
You may compare up to four items at a time.

Would you like to compare the first four items you selected?

Yes, go to compare

  • Model: 3300
  • SKU: 1307769034
2-way - 2 x Transmitters - 1500 ft - Impact Sensor, Shock Sensor
What is Marketplace?

Marketplace Items

  • are sold and shipped by Best Buy-approved third party retailers using our secure checkout; your credit card information stays with Best Buy
  • are not available in Best Buy stores
  • can only be returned to the Marketplace Seller

Learn More

$90.58
On Sale
Save $289.41 (Reg. $379.99)
Directed Electronics - Digital Tilt Motion Sensor - Larger Front
You may compare up to four items at a time.

Would you like to compare the first four items you selected?

Yes, go to compare

  • Model: 507M
  • SKU: 7884514
Compatible with select vehicles; detects when your vehicle is raised by a tow truck or lifted using a jack; auto calibration
Price Match Guarantee

Best Buy is dedicated to always offering the best value to our customers. We will match the price, at the time of purchase, on a Price Match Guarantee product if you find the same item at a lower price at a Designated Major Online Retailer or at a local retail competitor's store.

Here's how:
  • If you find a qualifying lower price online, call 1-888-BEST BUY and direct a customer service agent to the web site with the lower price, or when visiting a Best Buy store, one of our employees will assist you.
  • On qualifying products, Best Buy will then verify the current price to complete the price match.

Exclusions apply including, but not limited to, items sold by Marketplace vendors, Competitors' service prices, special daily or hourly sales, and items for sale Thanksgiving Day through the Monday after Thanksgiving. See the list of Designated Major Online Retailers and full details.

$79.99
Directed Electronics - Install Essentials Cable Lock Bracket Kit (2-Pack) - Angle
You may compare up to four items at a time.

Would you like to compare the first four items you selected?

Yes, go to compare

  • Model: 524CL
  • SKU: 9663713
From our expanded online assortment; compatible with most DEI or other aftermarket actuators; allows interface with aftermarket actuators on a vehicle equipped with a cable-style door lock system; operates 2 doors
Price Match Guarantee

Best Buy is dedicated to always offering the best value to our customers. We will match the price, at the time of purchase, on a Price Match Guarantee product if you find the same item at a lower price at a Designated Major Online Retailer or at a local retail competitor's store.

Here's how:
  • If you find a qualifying lower price online, call 1-888-BEST BUY and direct a customer service agent to the web site with the lower price, or when visiting a Best Buy store, one of our employees will assist you.
  • On qualifying products, Best Buy will then verify the current price to complete the price match.

Exclusions apply including, but not limited to, items sold by Marketplace vendors, Competitors' service prices, special daily or hourly sales, and items for sale Thanksgiving Day through the Monday after Thanksgiving. See the list of Designated Major Online Retailers and full details.

$11.99
Directed Electronics - XpressKit Programmable Transponder Override Interface for Select Vehicles - Black - Larger Front
You may compare up to four items at a time.

Would you like to compare the first four items you selected?

Yes, go to compare

  • Model: XK05
  • SKU: 8537737
From our expanded online assortment; compatible with late-model Toyota and Lexus vehicles; temporarily overrides factory immobilizer during use of a remote starter; maintains integrity of manufacturer's antitheft system
Price Match Guarantee

Best Buy is dedicated to always offering the best value to our customers. We will match the price, at the time of purchase, on a Price Match Guarantee product if you find the same item at a lower price at a Designated Major Online Retailer or at a local retail competitor's store.

Here's how:
  • If you find a qualifying lower price online, call 1-888-BEST BUY and direct a customer service agent to the web site with the lower price, or when visiting a Best Buy store, one of our employees will assist you.
  • On qualifying products, Best Buy will then verify the current price to complete the price match.

Exclusions apply including, but not limited to, items sold by Marketplace vendors, Competitors' service prices, special daily or hourly sales, and items for sale Thanksgiving Day through the Monday after Thanksgiving. See the list of Designated Major Online Retailers and full details.

$64.99
Image Coming Soon
You may compare up to four items at a time.

Would you like to compare the first four items you selected?

Yes, go to compare

  • Model: RFLCHGM
  • SKU: 1306281988
From our expanded online assortment; compatible with select Chrysler and GM vehicles; operates as combination door lock and transponder bypass solution with 1 module (not included)
What is Marketplace?

Marketplace Items

  • are sold and shipped by Best Buy-approved third party retailers using our secure checkout; your credit card information stays with Best Buy
  • are not available in Best Buy stores
  • can only be returned to the Marketplace Seller

Learn More

$25.00
On Sale
Save $5.99 (Reg. $30.99)
iSimple - iSimple iPod/iPhone & Auxiliary Audio Input Interface w/HD Radio (For Select 29-Bit GM LAN Vehicles) - Larger Front
You may compare up to four items at a time.

Would you like to compare the first four items you selected?

Yes, go to compare

What is Marketplace?

Marketplace Items

  • are sold and shipped by Best Buy-approved third party retailers using our secure checkout; your credit card information stays with Best Buy
  • are not available in Best Buy stores
  • can only be returned to the Marketplace Seller

Learn More

$91.74
iSimple - Premium Factory Radio Interface Honda/ Acura - Larger Front
You may compare up to four items at a time.

Would you like to compare the first four items you selected?

Yes, go to compare

What is Marketplace?

Marketplace Items

  • are sold and shipped by Best Buy-approved third party retailers using our secure checkout; your credit card information stays with Best Buy
  • are not available in Best Buy stores
  • can only be returned to the Marketplace Seller

Learn More

$118.78
Directed Electronics - Window Automation - Multi - Larger Front
You may compare up to four items at a time.

Would you like to compare the first four items you selected?

Yes, go to compare

  • Model: 535T
  • SKU: 1312418880
DIRECTED ELECTRONICS Window Automation: Controls 2 or 4 windows; auto-learns most OEM window systems; programmable features
What is Marketplace?

Marketplace Items

  • are sold and shipped by Best Buy-approved third party retailers using our secure checkout; your credit card information stays with Best Buy
  • are not available in Best Buy stores
  • can only be returned to the Marketplace Seller

Learn More

$79.90