AFE Power 48-34137 aFe Twisted Steel Headers turbo The reinforced rib structure prevents

The reinforced rib structure prevents housing flex at the pinion bearing

The progressive engagement prevents jarring metal-on-metal contact during full compression

For maximum chassis response

It is one of the simplest upgrades you can make to your engine's air intake system

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AFE Power 48-34137 aFe Twisted Steel Headers turbo The reinforced rib structure preventsThe aFe Twisted Steel headers (48 34137) deliver a tuned exhaust pulse for improved scavenging across the power band. Designed as a direct fit upgrade for heavy duty towing and fleet vehicles these headers are constructed from mandrel bent 304 stainless steel primary tubes with CNC machined flanges. The twisted runner geometry optimizes cylinder to cylinder flow balance producing gains of 15 25 hp and 12 18 lb ft of torque at the wheels. The design