RENNtech Stainless Steel Headers for M273 Engines (230-SL 550) mercedes-benz-e-class-wagon--213---2017-present--e-400-esr7409417 the E 550 gains up

the E 550 gains up to 105 HP and 262 LB-FT

The two-piece carbon fiber side skirts are finished in a high gloss UV protectant clear coat

ABOUT RENNtech Option Modules -

5 Series (E60) 525 d/Xd (HP: 197 | Year: 07 > 10)

CLASS E SW (S 211) 500 V8 4-matic [2 Filters Required] (HP: 306 | Year: 05 > 06)

RENNtech Stainless Steel Headers for M273 Engines (230-SL 550) mercedes-benz-e-class-wagon--213---2017-present--e-400-esr7409417 the E 550 gains upRENNtech Stainless Steel Exhaust Headers for M273 Engines (216 CL 221 S). Gains: +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 substantial gains