{"id":2097,"date":"2023-04-27T15:05:13","date_gmt":"2023-04-27T15:05:13","guid":{"rendered":"https:\/\/www.ndhd.co.uk\/site\/?page_id=2097"},"modified":"2025-10-25T10:56:39","modified_gmt":"2025-10-25T10:56:39","slug":"rs6-c5-v8-4-2l-biturbo-4b","status":"publish","type":"page","link":"https:\/\/mrctuning.com\/site\/rs6-c5-v8-4-2l-biturbo-4b\/","title":{"rendered":"Audi RS6 C5 V8 4.2L BITURBO (BCY)"},"content":{"rendered":"
<\/div>

Audi RS6 C5 V8 4.2L BITURBO (BCY)<\/h1><\/div>
AUDI (4B) 2002-2004 ENGINE CODES – <\/span>BCY
\nSTOCK POWER – <\/span>450PS STOCK TORQUE – <\/span>560NM<\/span><\/h5>\n<\/div><\/div><\/div><\/div><\/div>
<\/div>
<\/div><\/div>
<\/div><\/div><\/div><\/div><\/div><\/div><\/div>\n
\"Audi<\/a><\/span><\/div><\/div><\/div>

The RS6 C5 was released in 2002 and the PLUS variant in 2004<\/h2>
The RS 6 could accelerate from 0 to 100\u00a0km\/h (62\u00a0mph) in 4.7 seconds (4.6 PLUS), and achieve a maximum speed of 262\u00a0km\/h (155\u00a0mph) or (174MPH PLUS) (electronically restricted)<\/div>
\n
\n

The combination of the 4.2-litre V8,\u00a0variable inlet valve timing<\/a>, and twin turbochargers gave the RS 6 an exceptionally wide\u00a0power band<\/a>, with peak torque available from 1,950 to 5,600\u00a0rpm.<\/p>\n<\/div>

<\/div><\/div><\/div><\/div><\/div><\/div><\/div>

STAGE 1 PACKAGE DETAILS:<\/strong><\/h2><\/div>

We would require a non refundable deposit of \u00a3150 to secure your booking.<\/p>\n

We would require your car to be with us for a couple of hours to carry out the work.<\/p>\n

Please make sure your car arrives with at least half a tank of fuel and is always run on the best fuel, either Tesco 99 Momentum or Shell Vpower.<\/p>\n

Please be aware that old coilpacks can fail when running more power, causing a misfire, please make sure you have newest revision coilpacks before booking in, or let us know and we can add these to the estimate and replace on the day.<\/p>\n

Please make sure that you mention all work you’re wanting to be carried out before booking in so that we can schedule this into the diary accordingly.<\/p>\n

Mentioning work when you drop your car off means that we will run into delays as it was not scheduled in the diary.<\/p>\n<\/div>

Please read our frequently asked questions<\/a> at the bottom of this page to see if it answers any other questions you may have.<\/p>\n<\/div><\/div><\/div>

STAGE 1 GAINS :<\/strong>\u00a0 You should see around 500-515ps and 750-800nm<\/strong><\/h2><\/div>
PRICES FROM – \u00a31,079.98 INC VAT<\/span><\/a><\/div>
<\/div><\/div>

STAGE 1 DYNO PLOT:<\/strong><\/h2><\/div>
\"MRC<\/a><\/span><\/div>

STAGE 1 DYNO VIDEO:<\/strong><\/h2><\/div>
<\/lite-youtube><\/div><\/div><\/div><\/div>
<\/div><\/div><\/div><\/div>
<\/div>
<\/div><\/div><\/div><\/div>
<\/div>
<\/div><\/div>
<\/div><\/div><\/div><\/div><\/div><\/div><\/div>
<\/div>

Frequently Asked Questions<\/h2><\/div>

Please check the below questions to see if it answers your query before ringing the office<\/h3><\/div>
<\/div><\/div>

Bookings<\/strong><\/p>\n

We require non refundable deposits for all bookings made, if you\u2019re more than half an hour late, try to rearrange within 48 hours or do not show we will keep the deposit, if you are wanting to re book then another deposit will need to be taken.<\/p>\n

We also ask that all invoices are paid by BACS before collection.<\/strong><\/p>\n

Engine related FAQ<\/strong><\/p>\n

All tuned Vehicles should be ran on Audi long-life 5W40 oil.<\/p>\n

All 2.0L 2.5L and 4L engines should be ran on NGK race plugs once tuned.<\/p>\n

Please let us know if service work needs to be added to your estimate<\/strong><\/p>\n

Service Intervals:<\/strong><\/p>\n

    \n
  • Oil and filter change once a year or every 10k<\/li>\n
  • Major engine service every 2 years or every 20k<\/li>\n
  • Transmission (gearbox, haldex, diffs, transfer box) should be done every 3-4 years, every 35k\n
      \n
    • Depending on how the car is driven, if the car is driven hard\/ abused etc then these intervals should be cut in half.<\/strong><\/li>\n<\/ul>\n<\/li>\n<\/ul>\n

      Fuel<\/strong><\/p>\n

      Please make sure your car arrives with at least half a tank of fuel and is always run on the best fuel, either Tesco 99 Momentum or Shell Vpower<\/p>\n

      Coilpacks<\/strong><\/p>\n

      Please be aware that old coilpacks can fail when running more power, causing a misfire, please make sure you have newest revision coilpacks before booking in, or let us know and we can add these to the estimate and replace on the day.<\/p>\n

      Labour rates<\/strong><\/p>\n

      Our standard labour rate is charged at \u00a3119+vat<\/p>\n<\/div>\n<\/div><\/div>\n

      <\/div><\/div>
      <\/div><\/div><\/div><\/div>\n","protected":false},"excerpt":{"rendered":"","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"100-width.php","meta":{"_acf_changed":false,"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"_uf_show_specific_survey":0,"_uf_disable_surveys":false,"footnotes":""},"class_list":["post-2097","page","type-page","status-publish","hentry"],"acf":[],"yoast_head":"\nAudi RS6 C5 V8 4.2L BITURBO (BCY) Tuning & Remapping - MRC Tuning VAG Specialists<\/title>\n<meta name=\"description\" content=\"The experts in Audi tuning, remapping & rolling road dyno tuning for the Audi RS6 C5 V8 4.2L BITURBO (BCY). Upto 515PS 800NM STG1\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/mrctuning.com\/site\/rs6-c5-v8-4-2l-biturbo-4b\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Audi RS6 C5 V8 4.2L BITURBO (BCY) Tuning & Remapping - MRC Tuning VAG Specialists\" \/>\n<meta property=\"og:description\" content=\"The experts in Audi tuning, remapping & rolling road dyno tuning for the Audi RS6 C5 V8 4.2L BITURBO (BCY). Upto 515PS 800NM STG1\" \/>\n<meta property=\"og:url\" content=\"https:\/\/mrctuning.com\/site\/rs6-c5-v8-4-2l-biturbo-4b\/\" \/>\n<meta property=\"og:site_name\" content=\"MRC Tuning\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/mrctuning\" \/>\n<meta property=\"article:modified_time\" content=\"2025-10-25T10:56:39+00:00\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data1\" content=\"4 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/mrctuning.com\/site\/rs6-c5-v8-4-2l-biturbo-4b\/\",\"url\":\"https:\/\/mrctuning.com\/site\/rs6-c5-v8-4-2l-biturbo-4b\/\",\"name\":\"Audi RS6 C5 V8 4.2L BITURBO (BCY) Tuning & Remapping - MRC Tuning VAG Specialists\",\"isPartOf\":{\"@id\":\"https:\/\/mrctuning.com\/site\/#website\"},\"datePublished\":\"2023-04-27T15:05:13+00:00\",\"dateModified\":\"2025-10-25T10:56:39+00:00\",\"description\":\"The experts in Audi tuning, remapping & rolling road dyno tuning for the Audi RS6 C5 V8 4.2L BITURBO (BCY). Upto 515PS 800NM STG1\",\"breadcrumb\":{\"@id\":\"https:\/\/mrctuning.com\/site\/rs6-c5-v8-4-2l-biturbo-4b\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/mrctuning.com\/site\/rs6-c5-v8-4-2l-biturbo-4b\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/mrctuning.com\/site\/rs6-c5-v8-4-2l-biturbo-4b\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/mrctuning.com\/site\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Audi RS6 C5 V8 4.2L BITURBO (BCY)\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/mrctuning.com\/site\/#website\",\"url\":\"https:\/\/mrctuning.com\/site\/\",\"name\":\"MRC Tuning\",\"description\":\"Custom engine management and Rolling road dyno tuning for Audi, Seat, Skoda, Volkswagen, Porsche, Lamborghini, Mercedes\",\"publisher\":{\"@id\":\"https:\/\/mrctuning.com\/site\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/mrctuning.com\/site\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-US\"},{\"@type\":\"Organization\",\"@id\":\"https:\/\/mrctuning.com\/site\/#organization\",\"name\":\"MRC Tuning LTD\",\"url\":\"https:\/\/mrctuning.com\/site\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/mrctuning.com\/site\/#\/schema\/logo\/image\/\",\"url\":\"https:\/\/mrctuning.com\/site\/wp-content\/uploads\/2021\/05\/MRC_BUSINESS_CARD_FRONT.jpg\",\"contentUrl\":\"https:\/\/mrctuning.com\/site\/wp-content\/uploads\/2021\/05\/MRC_BUSINESS_CARD_FRONT.jpg\",\"width\":1075,\"height\":720,\"caption\":\"MRC Tuning LTD\"},\"image\":{\"@id\":\"https:\/\/mrctuning.com\/site\/#\/schema\/logo\/image\/\"},\"sameAs\":[\"https:\/\/www.facebook.com\/mrctuning\",\"https:\/\/www.instagram.com\/mrctuningltd\"]}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Audi RS6 C5 V8 4.2L BITURBO (BCY) Tuning & Remapping - MRC Tuning VAG Specialists","description":"The experts in Audi tuning, remapping & rolling road dyno tuning for the Audi RS6 C5 V8 4.2L BITURBO (BCY). Upto 515PS 800NM STG1","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/mrctuning.com\/site\/rs6-c5-v8-4-2l-biturbo-4b\/","og_locale":"en_US","og_type":"article","og_title":"Audi RS6 C5 V8 4.2L BITURBO (BCY) Tuning & Remapping - MRC Tuning VAG Specialists","og_description":"The experts in Audi tuning, remapping & rolling road dyno tuning for the Audi RS6 C5 V8 4.2L BITURBO (BCY). Upto 515PS 800NM STG1","og_url":"https:\/\/mrctuning.com\/site\/rs6-c5-v8-4-2l-biturbo-4b\/","og_site_name":"MRC Tuning","article_publisher":"https:\/\/www.facebook.com\/mrctuning","article_modified_time":"2025-10-25T10:56:39+00:00","twitter_card":"summary_large_image","twitter_misc":{"Est. reading time":"4 minutes"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/mrctuning.com\/site\/rs6-c5-v8-4-2l-biturbo-4b\/","url":"https:\/\/mrctuning.com\/site\/rs6-c5-v8-4-2l-biturbo-4b\/","name":"Audi RS6 C5 V8 4.2L BITURBO (BCY) Tuning & Remapping - MRC Tuning VAG Specialists","isPartOf":{"@id":"https:\/\/mrctuning.com\/site\/#website"},"datePublished":"2023-04-27T15:05:13+00:00","dateModified":"2025-10-25T10:56:39+00:00","description":"The experts in Audi tuning, remapping & rolling road dyno tuning for the Audi RS6 C5 V8 4.2L BITURBO (BCY). Upto 515PS 800NM STG1","breadcrumb":{"@id":"https:\/\/mrctuning.com\/site\/rs6-c5-v8-4-2l-biturbo-4b\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/mrctuning.com\/site\/rs6-c5-v8-4-2l-biturbo-4b\/"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/mrctuning.com\/site\/rs6-c5-v8-4-2l-biturbo-4b\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/mrctuning.com\/site\/"},{"@type":"ListItem","position":2,"name":"Audi RS6 C5 V8 4.2L BITURBO (BCY)"}]},{"@type":"WebSite","@id":"https:\/\/mrctuning.com\/site\/#website","url":"https:\/\/mrctuning.com\/site\/","name":"MRC Tuning","description":"Custom engine management and Rolling road dyno tuning for Audi, Seat, Skoda, Volkswagen, Porsche, Lamborghini, Mercedes","publisher":{"@id":"https:\/\/mrctuning.com\/site\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/mrctuning.com\/site\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"en-US"},{"@type":"Organization","@id":"https:\/\/mrctuning.com\/site\/#organization","name":"MRC Tuning LTD","url":"https:\/\/mrctuning.com\/site\/","logo":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/mrctuning.com\/site\/#\/schema\/logo\/image\/","url":"https:\/\/mrctuning.com\/site\/wp-content\/uploads\/2021\/05\/MRC_BUSINESS_CARD_FRONT.jpg","contentUrl":"https:\/\/mrctuning.com\/site\/wp-content\/uploads\/2021\/05\/MRC_BUSINESS_CARD_FRONT.jpg","width":1075,"height":720,"caption":"MRC Tuning LTD"},"image":{"@id":"https:\/\/mrctuning.com\/site\/#\/schema\/logo\/image\/"},"sameAs":["https:\/\/www.facebook.com\/mrctuning","https:\/\/www.instagram.com\/mrctuningltd"]}]}},"jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/mrctuning.com\/site\/wp-json\/wp\/v2\/pages\/2097","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/mrctuning.com\/site\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/mrctuning.com\/site\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/mrctuning.com\/site\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/mrctuning.com\/site\/wp-json\/wp\/v2\/comments?post=2097"}],"version-history":[{"count":23,"href":"https:\/\/mrctuning.com\/site\/wp-json\/wp\/v2\/pages\/2097\/revisions"}],"predecessor-version":[{"id":3928,"href":"https:\/\/mrctuning.com\/site\/wp-json\/wp\/v2\/pages\/2097\/revisions\/3928"}],"wp:attachment":[{"href":"https:\/\/mrctuning.com\/site\/wp-json\/wp\/v2\/media?parent=2097"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}