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The link pipe set without a catalytic converter is made of titanium and requires reprogramming of the ECU
650rpm Note: Mercedes M157 engine performance when measured
With the newest update to our HSM
and high-temperature brake fluid (600-degrees or higher)
SL (R230) 500 V8 [2 Filters Required] (HP: 306 | Year: 01 > 06)
Stainless Steel Headers for M156 - 63 AMG Engines (216-CL / 221-S) mercedes-benz-sl-class--231---2012-2016--sl-550-biturbo-esr8160914 The link pipe set withoutRENNtech Stainless Steeel Exhaust Headers for M156 63 AMG Engines (216 CL 221 S). Gaines: +11HP & 20TQ RENNTECH stainless steel and ceramic coated exhaust headers offer true bolt on installation, mounting directly to the OE down pipes and all RENNTECH headers are hand built from mandrel bent, seamless tubing and CNC machined stainless flanges. Advanced computer aided design (CAD) and flow analysis software allows RENNTECH headers to deliver
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