{"id":834769,"date":"2026-10-31T18:39:26","date_gmt":"2026-10-31T18:39:26","guid":{"rendered":"https:\/\/tunerscapital.si\/product\/ferrea-komplet-vzmeti-in-kroznikov-ventilov-za-bmw-m3-f80-m4-f8x-m2c-f87-135i-e8x-335i-e9x-n54\/"},"modified":"2026-10-31T18:39:26","modified_gmt":"2026-10-31T18:39:26","slug":"ferrea-komplet-vzmeti-in-kroznikov-ventilov-za-bmw-m3-f80-m4-f8x-m2c-f87-135i-e8x-335i-e9x-n54","status":"publish","type":"product","link":"https:\/\/tunerscapital.eu\/en\/product\/ferrea-komplet-vzmeti-in-kroznikov-ventilov-za-bmw-m3-f80-m4-f8x-m2c-f87-135i-e8x-335i-e9x-n54\/","title":{"rendered":"Ferrea valve spring and retainer kit for BMW M3 F80 \/ M4 F8x \/ M2C F87 \/ 135i E8x \/ 335i E9x N54"},"content":{"rendered":"<p>This Ferrea valve spring and retainer kit is designed for the intake and exhaust sides of the cylinder head. Precision-wound valve springs and titanium retainers provide added safety under high pressure, revs and temperatures.<\/p>\n<p>The kit is ready to install and compatible with any type of valve.<\/p>\n<ul>\n<li><strong>Full 48-piece kit<\/strong><\/li>\n<li>24 valve springs for intake and exhaust valves<\/li>\n<li>24 titanium retainers<\/li>\n<li>Precision-wound valve springs<\/li>\n<li>Direct bolt-on installation<\/li>\n<li>Made in USA<\/li>\n<\/ul>\n<p><strong>Suitable for:<\/strong> BMW 1 I (E81\/E82\/E87\/E88), BMW 3 V (E90\/E91\/E92\/E93), BMW 4 I (F32\/F33\/F36\/F82\/F83), BMW M2 I (F22\/F23\/F45\/F46\/F87), BMW M3 VI (F30\/F31\/F34\/F80).<\/p>\n<p><strong>Engines:<\/strong> N54. Please check your vehicle\u2019s engine code (registration document or VIN) before ordering; if in doubt, contact us and we will check for you.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Ferrea valve spring and titanium retainer kit for intake and exhaust valves. Full 48-piece configuration ready for installation.<\/p>\n","protected":false},"featured_media":834770,"comment_status":"open","ping_status":"closed","template":"","meta":{"ep_exclude_from_search":false},"product_brand":[147312],"product_cat":[147262],"product_tag":[],"class_list":["post-834769","product","type-product","status-publish","has-post-thumbnail","tc_lang-en","tc_lang-hr","product_brand-ferrea","product_cat-ventili-vzmeti-in-krozniki","product_shipping_class-dostava-teza-do-5kg","pa_proizvajalec-ferrea","first","onbackorder","taxable","shipping-taxable","purchasable","product-type-simple"],"_links":{"self":[{"href":"https:\/\/tunerscapital.eu\/en\/wp-json\/wp\/v2\/product\/834769","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/tunerscapital.eu\/en\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/tunerscapital.eu\/en\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/tunerscapital.eu\/en\/wp-json\/wp\/v2\/comments?post=834769"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/tunerscapital.eu\/en\/wp-json\/wp\/v2\/media\/834770"}],"wp:attachment":[{"href":"https:\/\/tunerscapital.eu\/en\/wp-json\/wp\/v2\/media?parent=834769"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/tunerscapital.eu\/en\/wp-json\/wp\/v2\/product_brand?post=834769"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/tunerscapital.eu\/en\/wp-json\/wp\/v2\/product_cat?post=834769"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/tunerscapital.eu\/en\/wp-json\/wp\/v2\/product_tag?post=834769"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}