Top Street Performance (VL01): Velocity Angled Low-Profile Induction Kit for LS1/2/6

If you’re swapping an LS into a muscle car, or upgrading the engine in your late-model ’vette, look no further than this Velocity angled low-profile induction kit from Top Street Performance. This all-in-one kit has everything you need to achieve elite performance via optimized air and fuel delivery. The VL01 kit includes a fabricated-aluminum sheet […]

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K&N (57-3090): FIPK Performance Air Intake System

Replacing your vehicle’s restrictive factory air filter and air intake housing, the 57-3090 FIPK performance air intake from K&N allows your engine to inhale a larger amount of air than ever before—and more air means more usable power and acceleration throughout the engine’s RPM range. This air intake comes with a carbon-top K&N high-flow air […]

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Belltech: Street Performance Shocks

With its Street Performance shocks, Belltech has addressed many of the issues that plague street performance vehicles, including underwhelming handling and performance of the factory McPherson struts and standard rear shocks. These products also allow you to adjust the ride height of your vehicle’s front end by up to 2” to level out the rake. […]

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ACC Performance: Boss Hog Street Bandit Series Converters

ACC Performance’s Street Bandit series converters are designed to handle as much as 650 horsepower, which is a huge increase over competing models that top out at around 350. How does ACC do it? The company’s engineers put much larger Torrington-type encased bearings, which can handle the raw power and abuse that modern engines and transmission can produce, […]

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CarTech (SA371): “Muscle Car Brake Upgrades: How to Design, Select, and Install”

Written by Street Rod Authority Editor-in-Chief Bobby Kimbrough, Muscle Car Brake Upgrades: How to Design, Select, and Install from CarTech takes a focused look at brake systems for classic muscle cars. SA371 guides builders using thorough, step-by-step instructions for installing stoppage systems on popular applications from Ford, Chrysler, and General Motors. In his exploration, Kimbrough […]

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Belltech (965sp): Lowering Kit for ’09-’18 Ram 1500 4WD

Containing everything you need to lower your 2009–2018 Ram 1500 4WD (quad and crew cabs) 2” in the front and 4” in the rear, the 965sp lowering kit from Belltech is a complete installation solution, including front and rear coil springs, front and rear Street Performance struts and shocks, bumpstops, hardware, and instructions. Features For […]

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Energy Suspension: Rock-Flex Suspension Systems for 2018 Jeep Wrangler JL

Though the Wrangler JL offers many advances over the JK, including a well-designed suspension featuring better geometry, the engineers at Energy Suspension believe strongly in that old saying: “There’s always room for improvement.” The new Rock-Flex suspension system from Energy Suspension captures that adventurous spirit. Using Hyperflex performance polyurethane, Rock-Flex systems create a ride height–adjustable […]

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Holley: Sniper Stealth 4500 EFI Systems

The same Sniper Stealth 4500 EFI systems that can support 200 MPH dragsters can fuel your 800+ horsepower Pro Street car: new patent-pending Sniper Stealth 4500 EFI systems from Holley support up to 1,500 horsepower naturally aspirated—up to 1,250 horsepower on forced-induction applications—or anything with a 4500 flange that needs big power. They’re designed specifically for […]

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Holley Premium Mid-Mount LS7 Complete Accessory System 20-190

Holley (20-190): Premium Mid-Mount LS/LS7 Complete Accessory System

Holley’s premium mid-mount complete accessory system has all accessories pulled in tighter than other accessory drives. At the heart of the system is a patent-pending “bracketless” design that allows the accessories to bolt directly to the water pump for a clean, integrated form factor. The design offers superb engine visibility to show off your horsepower—not […]

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