{"product_id":"evolve-long-tube-manifolds-bmw-e60-e61-m5-e63-e64-m6","title":"BMW E60\/E61 M5 \u0026 E63\/E64 M6 S85 V10 Evolve Long Tube Headers","description":"\u003cp\u003eDirect-fit long tube headers for the S85 V10 in E60\/E61 M5 and E63\/E64 M6. Not a bolt-on OEM replacement - this is a fast road or track day upgrade requiring a remap.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e304 stainless steel\u003c\/strong\u003e, TIG-welded 5-1 merge collector for efficient scavenging\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDecat layout\u003c\/strong\u003e removes restrictive primaries - sharper throttle, stronger mid-range\u003c\/li\u003e\n\u003cli\u003eReal-world gains of 35-50 bhp and 40-50 lb.ft torque with proper tuning\u003c\/li\u003e\n\u003cli\u003eNot compatible with stock DME calibration - ECU tuning is essential\u003c\/li\u003e\n\u003cli\u003eFor off-road and track use only; removes primary catalytic converters\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Evolve","offers":[{"title":"Default Title","offer_id":54919660405079,"sku":"EVO-S85-MANI","price":4400.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1038\/4575\/7271\/files\/evolve-long-tube-manifolds-bmw-e60e61-m5-e63e64-m6-267760.jpg?v=1788750644","url":"https:\/\/cuzracecars.com\/products\/evolve-long-tube-manifolds-bmw-e60-e61-m5-e63-e64-m6","provider":"Cuz Race Cars","version":"1.0","type":"link"}