JB4 N54 Wiring Extras
SHIPPING - RETURNS - WARRANTY - CANCELLATION POLICY
*** Market Conditions after 2020 have changed the landscape of automotive parts. Although we try to stock 1000's of items in our multiple warehouse and use multiple distribution channels, having back-orders are unavoidable in today's market. If you are in need of a product quickly, we suggest email, message, or call us for availability so that we may explore your options.
Email: Sales@Speedzoneweb.com
Call: 407-846-8430
Text: 407-749-6314
Frequently Asked Questions
SKU: G5 power wire
JB4 Anti Lag Kit
Includes a programmed chip and wiring harness to allow on the fly anti-lag. Select a gear, hold down the volume button, floor the car, and once boost has built up release the volume button to instantly take off under full boost. Absolute must have for rolling races of any transmission type and works well for automatics off the line too. Requires a BMS back end flash map and ethanol fuel is strongly suggested. Installation directions and additional details are posted here.
G5 2 STEP Relay for manual transmissions
Enables G5 2 STEP rev limiter for more consistent manual transmission launches and no-lift / flat foot shifting. 2 Step requires BMS DATA cable.
JB3->JB4 power wire
This power wire is required if updating from a JB3 harness or repairing a broken JB4 harness.
Replacement POSI TAPS (2)
For tapping wires. Electrical connectors require no crimping and simply hand tighten.
Our History
For 23 years Speedzone Performance LLC has been providing aftermarket car parts to Central Floridians and 1000's of customers online. What makes us different than all the other places online? We have 3 actual brick and mortar locations where were serve customers daily and find new ways to provide support and assistance to the automotive community at large. From our in house SPDZ1 Brand, to our constantly growing in stock inventory, we strive to make our customer service and ease of purchase stand out from the rest! We are also one of the largest automotive part financing providers anywhere in the United States, and continue to provide more options for our customers every year. We love what we do, and it shows in every product we sell and every new customer who becomes a part of our Speedzone Family.