{"id":1935,"date":"2026-04-27T13:59:49","date_gmt":"2026-04-27T11:59:49","guid":{"rendered":"https:\/\/performanceturbo.eu\/?post_type=product&p=1935"},"modified":"2026-04-28T23:14:17","modified_gmt":"2026-04-28T21:14:17","slug":"jrspec-k03-hybrid-racing-turbo-for-1-8t-audi-vw-seat-skoda-280-300-ps","status":"publish","type":"product","link":"https:\/\/performanceturbo.eu\/pl\/produkt\/jrspec-k03-hybrid-racing-turbo-for-1-8t-audi-vw-seat-skoda-280-300-ps\/","title":{"rendered":"Hybrid Racing Turbo K03 for 1.8T | Audi \/ VW \/ Seat \/ Skoda | 280\u2013300 PS"},"content":{"rendered":"

Serious Power for the Legendary Transverse 1.8T<\/h2>\n

The VAG 1.8T 20V transverse engine<\/strong> is one of the most tunable petrol turbo platforms ever produced. If you’re looking for stronger performance while keeping fast response and compact OEM fitment, the \u00a0K03 Hybrid Racing Turbo<\/strong> is an ideal solution.<\/p>\n

Built using the original K03 \/ K03s turbocharger<\/strong> and upgraded with larger K04-064 internals<\/strong>, this hybrid turbocharger dramatically improves airflow and power potential while preserving excellent spool characteristics.<\/p>\n

Capable of producing 280-300 PS<\/strong> with the right supporting modifications and professional ECU tuning.<\/p>\n

Key Benefits<\/h1>\n
    \n
  • Supports 280-300 PS<\/strong><\/li>\n
  • Very fast spool response<\/li>\n
  • Strong mid-range torque<\/li>\n
  • Better top-end pull than stock K03<\/li>\n
  • OEM-style fitment<\/li>\n
  • Excellent street \/ fast-road turbo upgrade<\/li>\n<\/ul>\n

    Internal Upgrades Included<\/h1>\n

    Professionally modified with performance components:<\/p>\n

      \n
    • K04-064 turbine wheel<\/strong><\/li>\n
    • K04-064 compressor wheel<\/strong><\/li>\n
    • Machined housings for larger internals<\/li>\n
    • Reinforced racing bearing system<\/li>\n
    • Precision-balanced rotating assembly<\/li>\n
    • Optimised hybrid flow setup<\/li>\n<\/ul>\n

      Performance Characteristics<\/h1>\n

      This turbo is ideal for owners wanting strong gains without sacrificing response.<\/p>\n

      Expect:<\/h3>\n
        \n
      • Rapid boost onset<\/li>\n
      • Strong acceleration through mid-range<\/li>\n
      • More top-end power than standard K03 \/ K03s<\/li>\n
      • Excellent daily drivability<\/li>\n
      • Broad usable power band<\/li>\n<\/ul>\n\n\n\n\n\n\n\n\n\n\n\n\n
        Specification<\/th>\nDetails<\/th>\n<\/tr>\n<\/thead>\n
        Brand<\/td>\nHybrid Turbo<\/td>\n<\/tr>\n
        Engine Compatibility<\/td>\nVAG 1.8T 20V Transverse<\/td>\n<\/tr>\n
        Base Turbo<\/td>\nK03 \/ K03s<\/td>\n<\/tr>\n
        Internal Upgrade<\/td>\nK04-064 Turbine + Compressor<\/td>\n<\/tr>\n
        Power Output<\/td>\n280\u2013300 PS<\/td>\n<\/tr>\n
        Bearing Type<\/td>\nReinforced Racing Bearings<\/td>\n<\/tr>\n
        Fitment<\/td>\nOEM Style \/ Minor Intake Mod<\/td>\n<\/tr>\n
        Max Boost Pressure*<\/td>\nApprox. 1.7\u20132.0 bar<\/td>\n<\/tr>\n<\/tbody>\n<\/table>","protected":false},"excerpt":{"rendered":"

        High-performance K03 Hybrid Racing Turbocharger<\/strong> for transverse 1.8T 20V<\/strong> engines. Built from OEM K03 \/ K03s<\/strong> turbochargers and upgraded with K04-064 turbine and compressor components<\/strong>, reinforced racing bearings and improved flow design. Supports 280-300 PS<\/strong> with quick spool and strong street performance.<\/p>","protected":false},"featured_media":1936,"comment_status":"open","ping_status":"closed","template":"","meta":{"_acf_changed":false,"_seopress_titles_title":"K03 Hybrid Racing Turbo 1.8T A3 Golf Leon Octavia | 300 PS","_seopress_titles_desc":"Upgrade your 1.8T with a K03 Hybrid Racing Turbo. Supports 280\u2013300 PS, fast spool, K04-064 internals, reinforced bearings and OEM-style fitment.","_seopress_robots_index":"","_seopress_robots_follow":"","_seopress_robots_imageindex":"","_seopress_robots_snippet":"","_seopress_robots_primary_cat":"","_seopress_robots_breadcrumbs":"","_seopress_robots_freeze_modified_date":"","_seopress_robots_custom_modified_date":"","_seopress_robots_canonical":"","_seopress_social_fb_title":"","_seopress_social_fb_desc":"","_seopress_social_fb_img":"","_seopress_social_fb_img_attachment_id":0,"_seopress_social_fb_img_width":0,"_seopress_social_fb_img_height":0,"_seopress_social_twitter_title":"","_seopress_social_twitter_desc":"","_seopress_social_twitter_img":"","_seopress_social_twitter_img_attachment_id":0,"_seopress_social_twitter_img_width":0,"_seopress_social_twitter_img_height":0,"_seopress_redirections_value":"","_seopress_redirections_enabled":"","_seopress_redirections_enabled_regex":"","_seopress_redirections_logged_status":"","_seopress_redirections_param":"","_seopress_redirections_type":0,"_seopress_analysis_target_kw":"","_gspb_post_css":""},"product_brand":[594],"product_cat":[609],"product_tag":[],"class_list":["post-1935","product","type-product","status-publish","has-post-thumbnail","compatibility-8l","compatibility-ibiza","compatibility-iv","compatibility-mk1-octavia","compatibility-mk1-leon","compatibility-mk2","product_brand-hybrid-turbo","product_cat-hybrid-turbos","first","instock","taxable","shipping-taxable","purchasable","product-type-variable"],"acf":[],"ct_brands":[{"id":594,"name":"Hybrid Turbo","slug":"hybrid-turbo"}],"_links":{"self":[{"href":"https:\/\/performanceturbo.eu\/pl\/wp-json\/wp\/v2\/product\/1935","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/performanceturbo.eu\/pl\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/performanceturbo.eu\/pl\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/performanceturbo.eu\/pl\/wp-json\/wp\/v2\/comments?post=1935"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/performanceturbo.eu\/pl\/wp-json\/wp\/v2\/media\/1936"}],"wp:attachment":[{"href":"https:\/\/performanceturbo.eu\/pl\/wp-json\/wp\/v2\/media?parent=1935"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/performanceturbo.eu\/pl\/wp-json\/wp\/v2\/product_brand?post=1935"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/performanceturbo.eu\/pl\/wp-json\/wp\/v2\/product_cat?post=1935"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/performanceturbo.eu\/pl\/wp-json\/wp\/v2\/product_tag?post=1935"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}