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Thursday, November 12, 2026
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Modified JDM, KDM, Euro and domestic vehicles competing at Royal Fitment Bay Area 7 in Union City
News and Events

Royal Fitment Bay Area 7 Brings JDM, KDM and Wild Builds...

John Huh - August 28, 2026
0
Automotive PWM waveform showing 25, 50 and 75 percent duty cycles controlling a vehicle solenoid
FAQs

What Is PWM in a Car? Why Your Multimeter May Be...

John Huh - August 28, 2026
0
Driver-monitoring camera and passive alcohol sensor representing drunk-driving prevention technology in a modern car
My Pro Street

Your Future Car May Test You for Alcohol—Without Asking

John Huh - August 28, 2026
0
Lucid Air electric sedan parked outside because of an exterior-lighting circuit fire recall
My Pro Street

Lucid Recalls 27,185 Air Sedans and Issues a Park-Outside Warning

John Huh - August 28, 2026
0
Do Sway Bars Improve Handling? What Changes
My Pro Street

Do Sway Bars Improve Handling? What Changes

Hope @ProStreet - August 28, 2026
0
Driver inside a connected modern car surrounded by location, biometric, phone and driving-behavior data graphics
FAQs

Modern Cars Collect Too Much Data—and Owners Have Too Little Control

John Huh - August 27, 2026
0
Driver inside a modern connected vehicle surrounded by driver-monitoring cameras, biometric sensors and vehicle-network data
My Pro Street

The Federal Car “Kill Switch” Isn’t What You Were Told—But the...

John Huh - August 27, 2026
0
Custom lowriders displayed at the 2026 Sacramento Lowrider Supershow inside the Cal Expo Pavilion
Events

Sacramento Lowrider Supershow 2026 Confirms Bizzy Bone, NB Ridaz and Full...

Hope @ProStreet - August 27, 2026
0
Future of Vehicle Fitment Shopping Gets Smarter
My Pro Street

Future of Vehicle Fitment Shopping Gets Smarter

Hope @ProStreet - August 27, 2026
0
2027 Honda Prelude hybrid compared with the rear-wheel-drive Toyota GR86 sports coupe
My Pro Street

Honda Prelude Beats the Toyota GR86—Until the Road Gets Interesting

Hope @ProStreet - August 26, 2026
0
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Popular FAQ

FAQ – How to Wire your VQ35 Swap

John Huh - September 26, 2013
15
The VQ35DE is a strikingly divisive engine when it comes to winning the hearts of aftermarket enthusiasts. For some it's a disappointing platform to...
Read more
No. 8 and No. 7 Toyota Hypercars at Barcelona, illustrating Toyota’s 2026 WEC manufacturers’ title victory.

Toyota Clinches 2026 WEC Title With Barcelona One-Two

John Huh - October 19, 2026
0
Toyota secured the 2026 WEC manufacturers’ championship with a Barcelona one-two. Its two Hypercar crews now head to Monza separated by 17 points.
Read more

How To Choose the Best Tuner

John Huh - June 10, 2016
0
When you are modifying and installing upgrades to your vehicle, there will come a time when you need an engine tuner. Tuning is the...
Read more

Ten Tips to Selling your Car

John Huh - November 23, 2015
4
Having problems selling your car? These ten tips can help you figure out why your car isn't selling for the price you want. No matter...
Read more
Technician checks a modified street car on a chassis dynamometer inside a California emissions-testing shop.

California’s SB 1069 Gives Tested Aftermarket Parts a Faster Route to Market

John Huh - September 18, 2026
0
California’s SB 1069 lets experienced manufacturers seek conditional approval for tested aftermarket parts while CARB finishes its EO review. It does not legalize every modification.
Read more

FAQ : LS1 Rocker Arm Ratios

John Huh - May 12, 2015
3
LS1 rocker arm ratios are fairly standard across the board, with a 1.7:1 ratio for all the GM GEN III cylinder heads with the...
Read more

How To Fuel Pressure Regulator Troubleshooting

John Huh - June 9, 2016
0
Whether your car is modified or not, fuel problems can be a headache to handle. Although there are many cases when your fuel pump...
Read more

FAQ : 2JZ Torque Specifications

John Huh - October 7, 2014
0
Part 3 of our How to Swap a 2JZGTE Guide was mostly about How to Rebuild your 2JZGTE engine. And today we'll be looking...
Read more

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My Pro Street
Pro Street Online is your number 1 source for How To articles, DIY guides and the latest and greatest in automotive news. Drop me a line if you have any questions!
Contact us: john@prostreetonline.com

EVEN MORE NEWS

Toyota Tundra pickup with an aftermarket stereo and adapter wiring harness illustrating radio upgrade planning.

Toyota Tundra Stereo Wiring Diagram: Wire Colors and Pinouts by Year

November 12, 2026
Spoiler Reviews: Find the Right Wing for Your Build

Spoiler Reviews: Find the Right Wing for Your Build

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Aftermarket car stereo, adapter wiring harness, and digital multimeter on a garage workbench.

Aftermarket Radio Turns On but No Sound? Check These Before Replacing...

November 11, 2026

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