NightRider .com

Visit the Performance Parts Catalog

Click here for Performance Products Online Catalog

S&P MULLEN Enterprises, Inc.

Get XiED(tm)!

Don't let the Harley heat monster ruin your riding.
Richen Your Fuel Mixture
Reduce  Engine Surging
Improve Throttle Response
Reduce Engine Ping

Available for all 2007 and later Harley-Davidson
Available for Buell, Victory and Ducati

As seen in the December, 2009 American Iron Magazine

Featuring the Nightrider patented design XIED(tm) line of products for Harley-Davidson, Buell, Victory and Ducati. These low cost fuel management upgrades are an alternative to high priced Dealer offerings.
We also offer our unique LC1 Wide Band O2 sensor upgrade for late model Harley's or any other vehicle that currently uses NBO2.
Our catalog of custom engineered and performance products for your Harley-Davidson motorcycle is constantly expanding. We specialize in upgrade components for your H-D EFI system, electronic data acquisition for tuning/monitoring your motorcycle and high performance parts for H-D motorcycles.
Our old parts catalog can be seen by clicking here

Motorcycle Performance Guide
Bike Tech
The Motorcycle Performance Guide provides a reference guide and forum for Harley-Davidson and other motorcycle high performance engine modifications. From simple upgrades to hot street performance or drag racing, there is something here for you when you need to 'wrench' your bike.
Forum at Have a Performance Question? ???
Tune Your Harley
Bike Tech Tuner Notes
Tune Your Harley is our new companion site to Here you will find the latest updated on our Performance Products group, do-it-yourself upgrades and tuning for your bike. 
V-Twin Café Motorcycle

Specifications, Pictures and Video

As seen on "Born To Ride" TV

AHDRA National Event Winner
Land Speed Record Setting
Custom built Fuel Injection
Daily ridden street bike
Bike Night at the Café Serving up the best high performance, racing, antique and custom motorcycles anywhere.  
Tune Your Harley The newest related site offering tuning information and products for Harley-Davidson motorcycles.  
Brentwood Boxers Boxers - Bred for conformation and temperament as companions, and show/obedience prospects.  
The Boxer Underground The alternative Boxer magazine.  
The Boxer Underground Archives The alternative Boxer magazine.  

Copyright 1997-2011
©Stephen P. Mullen, Oldsmar, FL. All Rights Reserved
Last Changed August 02, 2011