{"title":"Holden VE \u0026 VF Commodore Exhaust \u0026 Headers","description":"\u003cp\u003eRamjet performance headers and exhaust systems for the \u003cstrong\u003eHolden VE \u0026amp; VF Commodore LS V8\u003c\/strong\u003e — suiting LS1, LS2, LS3, L77 and LSA engines, including supercharged HSV variants. Designed and tested right here in Australia on real Holdens.\u003c\/p\u003e\u003cp\u003eThe range includes equal-length 1¾\" mandrel-bent long-tube headers and high-flow cats, plus the REX triple-stepped (1¾\"→1⅞\"→2\") headers that deliver true long-tube power while retaining factory ground clearance. All are built from 304 stainless steel and bolt directly to factory mounts and any factory-outlet cat-back — no cutting or custom fabrication required.\u003c\/p\u003e\u003cp\u003eWhether you’re building a tough naturally aspirated street car, a cam or head-and-cam package, or a high-boost combo, these headers free up real horsepower, torque and throttle response and deliver that crisp Aussie V8 note. Available in 2.5\" or 3\" with 100-cell metal or 400-cell ceramic cats. Need help choosing? Call +61 452 071 148.\u003c\/p\u003e","products":[{"product_id":"ramjet-triple-stepped-headers-cats-ve-vf","title":"Ramjet Triple Stepped Headers \u0026 Cats VE-VF","description":"\u003cp\u003eThe \u003cstrong\u003eRamjet REX Triple-Stepped Headers \u0026amp; Cats for the Holden VE \u0026amp; VF Commodore V8\u003c\/strong\u003e deliver true long-tube, equal-length performance in a compact footprint that retains factory ground clearance. The triple-step primary design (1¾\" → 1⅞\" → 2\") maintains exhaust airspeed for stronger torque and instant throttle response, and bolts straight to any factory-location cat-back — no custom fabrication or O2 extensions needed. Built from 304 stainless steel with race-merge collectors.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e🏷 Available for pre-order\u003c\/strong\u003e — order now to lock in the next production batch; call us for the latest dispatch ETA.\u003c\/p\u003e\n\u003ch4\u003eSpecifications at a glance\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e All Holden VE \u0026amp; VF V8 Commodore models, including supercharged HSV variants with factory oil coolers\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSystem type:\u003c\/strong\u003e Long-tube headers + high-flow cats\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrimary design:\u003c\/strong\u003e Triple-stepped, equal-length 1¾\" → 1⅞\" → 2\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePipe size:\u003c\/strong\u003e 2.5\" or 3\" (select at checkout)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCat options:\u003c\/strong\u003e 100-cell metal core or 400-cell ceramic core\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e 304 stainless steel with CNC-cut, CAD-modelled flange plates\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFitment:\u003c\/strong\u003e Direct bolt-on; retains factory ground clearance; works with all factory-outlet cat-backs\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eLong-Tube Power, No Ground Clearance Compromise\u003c\/h4\u003e\n\u003cp\u003eGM Motorsport reworked what a performance header can be. The REX design delivers true long-tube, equal-length performance while still fitting a compact space — and the rear primaries are longer than anything currently available, giving a unique edge in exhaust flow and power delivery. Experience all the gains of a long-tube header without the usual headaches: serious power and throttle response, clean install with factory ground clearance, no custom cat-back required, race-merge collectors and 304 stainless construction.\u003c\/p\u003e\n\u003ch4\u003eKey Features \u0026amp; Benefits\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTriple-step primary design (1¾\" → 1⅞\" → 2\")\u003c\/strong\u003e — maintains airspeed for stronger torque and instant throttle response.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits every VE \u0026amp; VF V8 Commodore\u003c\/strong\u003e — including supercharged HSV variants running factory oil coolers.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEqual-length “spaghetti” concept\u003c\/strong\u003e — near-perfect equal lengths for optimal scavenging.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLong-tube power in a compact footprint\u003c\/strong\u003e — true long-header primary length without O2 extension or clearance issues.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCNC-cut, CAD-modelled flange plates\u003c\/strong\u003e — exact port alignment for improved flow and sealing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLongest primary lengths available for cylinders 7 \u0026amp; 8\u003c\/strong\u003e — ideal for extracting maximum power under high load.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWorks with all existing factory-outlet cat-backs\u003c\/strong\u003e — no custom fabrication required.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSuits mild street to high-boost builds\u003c\/strong\u003e — naturally aspirated or forced-induction.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRace-merge collectors\u003c\/strong\u003e \u0026amp; premium 304 stainless finish for clean fitment and appearance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eRecommended Cat-Back Pairings (XForce, factory outlet)\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eSedan \u0026amp; Wagon, 2.5\": XForce twin 2.5\" cat-back\u003c\/li\u003e\n\u003cli\u003eSedan \u0026amp; Wagon, 3.0\": XForce twin 3.0\" cat-back\u003c\/li\u003e\n\u003cli\u003eUte, 2.5\": XForce stainless twin 2.5\" cat-back\u003c\/li\u003e\n\u003cli\u003eUte, 3.0\": XForce stainless twin 3.0\" cat-back\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eAny cat-back that begins from the factory outlet will bolt directly to the REX Headers \u0026amp; Cats — no modifications needed.\u003c\/p\u003e\n\u003ch4\u003eFrequently Asked Questions\u003c\/h4\u003e\n\u003cp\u003e\u003cstrong\u003eWill these fit my VE or VF?\u003c\/strong\u003e Yes — they fit every VE \u0026amp; VF V8 Commodore, including supercharged HSV variants running factory oil coolers.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDo I need a custom cat-back?\u003c\/strong\u003e No. They bolt straight onto any factory-location cat-back, including XForce twin 2.5\" and 3.0\" systems.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWill I lose ground clearance?\u003c\/strong\u003e No — the triple-step design achieves true long-tube primary length while retaining factory ground clearance.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eMetal or ceramic cats?\u003c\/strong\u003e 100-cell metal core suits most builds; 400-cell ceramic core is also available. Both are high-flow.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow long is the pre-order wait?\u003c\/strong\u003e Dispatch ETA depends on the current production batch — call us on the numbers below for the latest timing.\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"Ramjet REX Triple Stepped Headers\" src=\"https:\/\/www.youtube.com\/embed\/81AVnQ1PrgY?si=ZGlP8l0F4rrqe2Xp\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cdiv style=\"border:1px solid #e0e0e0;border-radius:8px;padding:14px 16px;margin:18px 0 0;font-size:14px;line-height:1.7\"\u003e💳 \u003cstrong\u003ePay in 4 with Afterpay\u003c\/strong\u003e — 4 interest-free instalments at checkout (eligible orders)\u003cbr\u003e🚚 \u003cstrong\u003eShipping\u003c\/strong\u003e calculated at checkout — ships Australia-wide \u0026amp; worldwide\u003cbr\u003e↩️ \u003cstrong\u003e7-day returns\u003c\/strong\u003e on unopened items\u003cbr\u003e📞 \u003cstrong\u003eNot sure if it fits?\u003c\/strong\u003e Call \u003ca href=\"tel:+61452071148\"\u003e+61 452 071 148\u003c\/a\u003e or \u003ca href=\"tel:+61397466656\"\u003e(03) 9746 6656\u003c\/a\u003e — talk to the team who builds these.\u003c\/div\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Will these fit my VE or VF?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Yes - they fit every VE \u0026 VF V8 Commodore, including supercharged HSV variants running factory oil coolers.\"}},{\"@type\":\"Question\",\"name\":\"Do I need a custom cat-back?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"No. They bolt straight onto any factory-location cat-back, including XForce twin 2.5 inch and 3.0 inch systems.\"}},{\"@type\":\"Question\",\"name\":\"Will I lose ground clearance?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"No - the triple-step design achieves true long-tube primary length while retaining factory ground clearance.\"}},{\"@type\":\"Question\",\"name\":\"Metal or ceramic cats?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"100-cell metal core suits most builds; 400-cell ceramic core is also available. Both are high-flow.\"}},{\"@type\":\"Question\",\"name\":\"How long is the pre-order wait?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Dispatch ETA depends on the current production batch - call us for the latest timing.\"}}]}\u003c\/script\u003e","brand":"Ramjet Performance Parts","offers":[{"title":"2.5\" \/ Metal","offer_id":51108919279937,"sku":null,"price":1790.0,"currency_code":"AUD","in_stock":true},{"title":"2.5\" \/ Ceramic","offer_id":51108919312705,"sku":null,"price":1890.0,"currency_code":"AUD","in_stock":true},{"title":"3\" +($100) \/ Metal","offer_id":51108919345473,"sku":null,"price":1890.0,"currency_code":"AUD","in_stock":true},{"title":"3\" +($100) \/ Ceramic","offer_id":51108919378241,"sku":null,"price":1990.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0963\/2805\/7153\/files\/HEADERS__88032_1.jpg?v=1765263253"},{"product_id":"ramjet-1-3-4-headers-cats-ve-vf","title":"Ramjet 1 3\/4\" Headers \u0026 Cats VE-VF","description":"\u003cp\u003eThe \u003cstrong\u003eRamjet 1¾\" Headers \u0026amp; Cats for the Holden VE \u0026amp; VF Commodore LS V8\u003c\/strong\u003e is a direct bolt-on header and high-flow cat package, designed and tested in Australia. 1¾\" mandrel-bent equal-length primaries and high-flow catalytic converters free up real horsepower, torque and throttle response while staying streetable — the ideal base for camshaft or head-and-cam packages. Suits LS1, LS2, LS3, L77 and LSA engines.\u003c\/p\u003e\n\u003ch4\u003eSpecifications at a glance\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e Holden VE \u0026amp; VF Commodore LS V8 (LS1, LS2, LS3, L77, LSA)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSystem type:\u003c\/strong\u003e Long-tube headers + high-flow cats (engine-pipe back to cats)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrimary tubes:\u003c\/strong\u003e 1¾\" mandrel-bent, equal-length\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePipe size:\u003c\/strong\u003e 2.5\" standard or 3\" (select at checkout)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCat options:\u003c\/strong\u003e 100-cell metal or 400-cell ceramic\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Stainless steel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFitment:\u003c\/strong\u003e Direct bolt-on to factory mounts — no cutting\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eBuilt for Holden VE \u0026amp; VF LS Engines\u003c\/h4\u003e\n\u003cp\u003eWhether you’re running an LS1, LS2, LS3, L77 or LSA, these headers are engineered to get the most out of your V8 — the perfect base for camshaft upgrades, head \u0026amp; cam packages, and tough naturally aspirated street cars.\u003c\/p\u003e\n\u003ch4\u003eKey Features \u0026amp; Benefits\u003c\/h4\u003e\n\u003cp\u003e\u003cstrong\u003e1¾\" mandrel-bent primary tubes\u003c\/strong\u003e dialled in for VE \u0026amp; VF LS engines to balance grunt down low with strong pull up top. \u003cstrong\u003eHigh-flow performance catalytic converters\u003c\/strong\u003e flow better than factory while staying streetable, reducing backpressure and freeing real power. The \u003cstrong\u003eequal-length design\u003c\/strong\u003e improves cylinder evacuation and throttle response and delivers that crisp Aussie V8 note. \u003cstrong\u003ePremium stainless steel construction\u003c\/strong\u003e handles Aussie conditions with excellent heat resistance and durability, and the \u003cstrong\u003edirect bolt-on fit\u003c\/strong\u003e uses factory mounts — no cutting required.\u003c\/p\u003e\n\u003ch4\u003eWhy Choose Ramjet?\u003c\/h4\u003e\n\u003cp\u003eRamjet headers are developed right here in Australia for Australian cars, roads and driving styles — tested on real Holdens, not just on a screen. This isn’t just about making your car louder; it’s a proper performance exhaust solution for Holden VE \u0026amp; VF V8s, built to make your car faster, sharper and more aggressive.\u003c\/p\u003e\n\u003ch4\u003eFrequently Asked Questions\u003c\/h4\u003e\n\u003cp\u003e\u003cstrong\u003eWill these fit my VE or VF Commodore?\u003c\/strong\u003e Yes — they bolt straight onto Holden VE \u0026amp; VF Commodore LS V8s using the factory mounts, with no cutting required.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhich engines are supported?\u003c\/strong\u003e LS1, LS2, LS3, L77 and LSA.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eShould I choose 2.5\" or 3\"?\u003c\/strong\u003e 2.5\" suits most street and mild-cam builds; 3\" suits bigger head-and-cam or higher-output combinations.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eMetal or ceramic cats?\u003c\/strong\u003e 100-cell metal suits most naturally aspirated builds; 400-cell ceramic offers extra heat retention. Both are high-flow and streetable.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDo I need a tune?\u003c\/strong\u003e A tune is recommended to realise the full gains, but is not required for fitment.\u003c\/p\u003e\n\u003cdiv style=\"border:1px solid #e0e0e0;border-radius:8px;padding:14px 16px;margin:18px 0 0;font-size:14px;line-height:1.7\"\u003e💳 \u003cstrong\u003ePay in 4 with Afterpay\u003c\/strong\u003e — 4 interest-free instalments at checkout (eligible orders)\u003cbr\u003e🚚 \u003cstrong\u003eShipping\u003c\/strong\u003e calculated at checkout — ships Australia-wide \u0026amp; worldwide\u003cbr\u003e↩️ \u003cstrong\u003e7-day returns\u003c\/strong\u003e on unopened items\u003cbr\u003e📞 \u003cstrong\u003eNot sure if it fits?\u003c\/strong\u003e Call \u003ca href=\"tel:+61452071148\"\u003e+61 452 071 148\u003c\/a\u003e or \u003ca href=\"tel:+61397466656\"\u003e(03) 9746 6656\u003c\/a\u003e — talk to the team who builds these.\u003c\/div\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Will these fit my VE or VF Commodore?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Yes - they bolt straight onto Holden VE \u0026 VF Commodore LS V8s using the factory mounts, with no cutting required.\"}},{\"@type\":\"Question\",\"name\":\"Which engines are supported?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"LS1, LS2, LS3, L77 and LSA.\"}},{\"@type\":\"Question\",\"name\":\"Should I choose 2.5 inch or 3 inch?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"2.5 inch suits most street and mild-cam builds; 3 inch suits bigger head-and-cam or higher-output combinations.\"}},{\"@type\":\"Question\",\"name\":\"Metal or ceramic cats?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"100-cell metal suits most naturally aspirated builds; 400-cell ceramic offers extra heat retention. Both are high-flow and streetable.\"}},{\"@type\":\"Question\",\"name\":\"Do I need a tune?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"A tune is recommended to realise the full gains, but is not required for fitment.\"}}]}\u003c\/script\u003e","brand":"Ramjet Performance Parts","offers":[{"title":"2.5\" (Standard) \/ Metal 100 Cell","offer_id":51609791988033,"sku":null,"price":990.0,"currency_code":"AUD","in_stock":true},{"title":"2.5\" (Standard) \/ Ceramic 400 Cell","offer_id":51609792020801,"sku":null,"price":990.0,"currency_code":"AUD","in_stock":true},{"title":"3\" +($99) \/ Metal 100 Cell","offer_id":51609792053569,"sku":null,"price":1090.0,"currency_code":"AUD","in_stock":false},{"title":"3\" +($99) \/ Ceramic 400 Cell","offer_id":51609792086337,"sku":null,"price":1090.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0963\/2805\/7153\/files\/RAMJET_1_3_4_HEADERS_CATS.png?v=1770933612"}],"url":"https:\/\/ramjetperformanceparts.com\/collections\/holden-ve-vf-commodore-exhaust-headers.oembed","provider":"Ramjet Performance Parts","version":"1.0","type":"link"}