10 Best Flashark Exhaust Headers 2026

Mustang GT Fitment: Designed for 2011–2014 Ford Mustang GT models powered by the 5.0L 302 V8 engine.

High-Flow Long Tube Design: Uses 1.75-inch primary tubes and 2.50-inch collectors to improve exhaust flow and support stronger horsepower and torque.

Stainless Steel Construction: Handles high temperatures while resisting corrosion and wear in demanding performance applications.

Mirror-Polished Finish: Adds a clean, show-ready appearance that complements the Mustang’s muscle-car styling.

Complete Installation Kit: Includes a full header set with gaskets, bolts, and required mounting hardware for a more organized upgrade.

Hemi V8 Compatibility: Fits select 2005–2011 Chrysler 300C/S and Dodge Challenger, Charger, and Magnum models with 5.7L or 6.1L Hemi engines.

High-Flow 8-2 Layout: Improves exhaust movement and reduces backpressure to support stronger horsepower, torque, and throttle response.

Large Performance Tubing: Features 2.00" x 1.25" primary tubes and 3.00" outlets for increased flow through demanding performance setups.

Reinforced Stainless Construction: Uses CNC-machined flanges with TIG and MIG welds for strength, heat resistance, and long-term durability.

Polished Performance Finish: A three-stage polish adds a clean appearance while the long tube design helps create a deeper, more aggressive exhaust note.

Engineered for C5 Corvettes: Designed specifically for 1997–2004 Chevrolet Corvette models to provide accurate fitment and dependable sealing.

Optimized Long Tube Design: Improves exhaust scavenging to support stronger power delivery across the engine's rev range.

Stainless Steel Construction: Built to handle high exhaust temperatures while resisting corrosion for lasting durability.

Aggressive Corvette Sound: Produces the deep, performance-inspired V8 exhaust tone expected from a long tube header upgrade.

Performance-Focused Value: Combines quality materials, precise craftsmanship, and performance potential at a price aimed at everyday enthusiasts.

Built for WRX and WRX STI Models: Designed for 2008–2017 Subaru Impreza WRX and WRX STI vehicles equipped with the EJ25 engine.

Direct Bolt-On Installation: Fits without added modifications and includes the required bolts, gaskets, and mounting hardware.

High-Flow Header Design: Improves exhaust movement to support stronger horsepower, sharper response, and better overall performance.

Premium Stainless Steel Build: Uses TIG-welded CNC-machined flanges for added strength, heat resistance, and reliable sealing.

Polished Finish with Permanent Warranty: Combines a clean mirror-polished look with long-term warranty coverage for added confidence.

Broad 5.6L V8 Compatibility: Fits select 2004–2015 Nissan Titan, Armada, NV2500, NV3500, and Pathfinder models, plus 2004–2010 Infiniti QX56 vehicles.

Mandrel-Bent Primary Tubes: Uses smooth 1-5/8-inch tubing to increase exhaust velocity and support stronger torque and horsepower than factory manifolds.

Factory Exhaust Connection: Features 2.5-inch collectors designed to connect with the original exhaust system for a cleaner installation.

Heavy-Duty Stainless Steel Build: Combines 16-gauge tubing with 3/8-inch flanges for added strength, heat resistance, and reliable sealing.

Mirror-Polished Finish: Delivers a clean performance look while helping resist corrosion during long-term use.

D17 Engine Fitment: Designed for 2001–2005 Honda Civic DX, LX, and EX models equipped with the 1.7L D17A1 or D17A2 four-cylinder engine.

Model-Specific Outlets: Uses a 2.00-inch outlet for DX and LX applications and a 2.25-inch outlet for EX models to match their exhaust configurations.

Responsive Power Upgrade: Improves exhaust flow, throttle response, horsepower, and torque, with claimed gains of approximately 10–15 HP/Tq.

Durable Header Construction: Features 16-gauge stainless steel piping, TIG welds, and CNC-machined flanges for strength and dependable sealing.

Installation-Ready Design: Includes an O2 sensor port, metal gasket, and required mounting components for a more straightforward installation.

Classic Ford Truck Fitment: Designed for 1987–1995 Ford F150, F250, and Bronco models equipped with the 5.8L V8 engine.

Choice of Short or Long Tubes: Available in short and long tube configurations to match different performance goals and exhaust setups.

T304 Stainless Steel Construction: Uses high-quality stainless steel with heavy-duty flanges for durability, corrosion resistance, and dependable performance.

Improved Exhaust Performance: Enhances exhaust flow and throttle response while supporting increased horsepower and towing capability.

Bolt-On Upgrade Kit: Includes gaskets, bolts, and mounting hardware for a direct installation with minimal modifications.