{"product_id":"hpd-4jj-billet-coolant-blanking-plugs-17mm-set-of-2-egr-cooler-delete","title":"HPD 4JJ Billet Coolant Blanking Plugs - 17mm - Set of 2 | EGR Cooler Delete","description":"\u003cdiv class=\"product-description\"\u003e\n\u003ch1 style=\"text-align: center;\"\u003e\u003cstrong\u003eHPD 4JJ Billet Coolant Blanking Plugs - 17mm - Set of 2\u003c\/strong\u003e\u003c\/h1\u003e\n\u003ch2 style=\"text-align: center; margin: 0 0 10px;\"\u003e\u003cstrong\u003eBillet Aluminium | Blank Off The Coolant Ports After An EGR Cooler Delete | Isuzu 4JJ\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cdiv class=\"crc-badge-row\"\u003e\n\u003cspan class=\"crc-badge-d crc-badge-d--hpd\"\u003e\u003cspan\u003eHPD Special Parts\u003c\/span\u003e\u003c\/span\u003e \u003cspan class=\"crc-badge-d\"\u003e\u003cspan\u003eBillet Aluminium\u003c\/span\u003e\u003c\/span\u003e \u003cspan class=\"crc-badge-d\"\u003e\u003cspan\u003e17mm - Set of 2\u003c\/span\u003e\u003c\/span\u003e \u003cspan class=\"crc-badge-d\"\u003e\u003cspan\u003eAfterpay, Humm, Klarna, Zip\u003c\/span\u003e\u003c\/span\u003e \u003cspan class=\"crc-badge-d\"\u003e\u003cspan\u003eFree Express Shipping AU\u003c\/span\u003e\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cp style=\"text-align: center;\"\u003ePull the EGR cooler off a 4JJ and you are left with open coolant ports that still need to be sealed, because the cooling system does not care that the cooler is gone. These are \u003cstrong\u003eHPD billet 17mm blanking plugs, sold as a pair\u003c\/strong\u003e, made to cap those ports off properly instead of a bolt-and-hose-clamp bodge or a rubber cap that lets go on a hot day.\u003c\/p\u003e\n\u003chr\u003e\n\u003cdetails open=\"\"\u003e \u003csummary\u003eWhat They Do\u003c\/summary\u003e\n\u003cdiv\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeal the coolant circuit after an EGR cooler delete.\u003c\/strong\u003e The plugs blank off the 17mm coolant ports left open when the cooler is removed.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBillet aluminium.\u003c\/strong\u003e Machined, not cast, and not a hardware-store improvisation sitting in your cooling system.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSet of two.\u003c\/strong\u003e One pair covers both ports on a typical cooler delete.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNo moving parts, no maintenance.\u003c\/strong\u003e Fit them, check them for leaks, forget about them.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003chr\u003e\n\u003cdetails open=\"\"\u003e \u003csummary\u003eFitment\u003c\/summary\u003e\n\u003cdiv\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eIsuzu 4JJ platform.\u003c\/strong\u003e Made for 4JJ EGR cooler delete setups running 17mm coolant ports.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e17mm diameter.\u003c\/strong\u003e That is the number that matters. If your ports are not 17mm, these are not your plugs.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp style=\"background: #fff3cd; padding: 10px; border-radius: 4px; margin-top: 8px; color: #1a1814;\"\u003e\u003cstrong\u003eMeasure before you order.\u003c\/strong\u003e EGR cooler and coolant line setups vary between 4JJ builds, and we are not going to guess yours for you. Confirm your coolant hose ID size is 17mm.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003chr\u003e\n\u003cdetails open=\"\"\u003e \u003csummary\u003eWhat Is Included\u003c\/summary\u003e\n\u003cdiv\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003eTwo HPD billet 17mm coolant blanking plugs.\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eClamps, hoses and anything else your particular delete setup needs are not included.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003chr\u003e\n\u003cdetails open=\"\"\u003e \u003csummary\u003eFitting Notes\u003c\/summary\u003e\n\u003cdiv\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFit to a cold engine.\u003c\/strong\u003e Never open a hot cooling system.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExpect to lose some coolant.\u003c\/strong\u003e Have coolant on hand to top the system back up, and bleed it properly afterwards.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCheck for leaks\u003c\/strong\u003e at the plugs after the first heat cycle and again after the first decent drive. A slow coolant leak on a 4JJ is not something to sit on.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003chr\u003e\n\u003cdetails open=\"\"\u003e \u003csummary\u003eShipping and Payment\u003c\/summary\u003e\n\u003cdiv\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFree express shipping Australia-wide,\u003c\/strong\u003e fully tracked.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDispatch:\u003c\/strong\u003e orders placed before 2 PM AEST on a business day go out the same day, subject to stock.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBuy now, pay later:\u003c\/strong\u003e Afterpay, Humm, Klarna and Zip.\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eAll major credit cards accepted.\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003chr\u003e\n\u003cdetails\u003e \u003csummary\u003eRead This Before You Order\u003c\/summary\u003e\n\u003cdiv\u003e\n\u003cp\u003eThese plugs are one piece of an EGR cooler delete, not the whole job. They do not include the delete kit, gaskets or plates, and they do not make the rest of the job legal, tuned or finished.\u003c\/p\u003e\n\u003cp\u003eEGR-related modifications can affect emissions compliance for road use. Parts like this are intended for off-road and motorsport applications. Know the rules that apply to your vehicle before you modify it.\u003c\/p\u003e\n\u003cp\u003eInstallation is a DIY job and is done at your own risk. If you are not confident working on a cooling system, have it fitted.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003chr\u003e\n\u003cdetails\u003e \u003csummary\u003eFrequently Asked Questions\u003c\/summary\u003e\n\u003cdiv\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Will these fit my 4JJ1 or 4JJ3?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: They are made for 4JJ EGR cooler delete setups with 17mm coolant ports. Setups vary, so measure your ports or message us with your build before ordering and we will confirm it rather than have you guess.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Is this a full EGR delete kit?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: No. This is the pair of billet coolant blanking plugs only. The delete kit, blanking plates and gaskets are separate.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Will these make more power?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: No. They seal coolant ports. They make no power on their own.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How many do I get?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: Two. The $42 price is for the pair, not each.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdiv style=\"display: none; position: fixed; top: 20px; right: 20px; background: #10b981; color: #fff; padding: 15px 20px; border-radius: 6px; box-shadow: 0 4px 12px rgba(0,0,0,0.15); z-index: 9999; font-weight: bold;\" id=\"cart-notification\"\u003e\u003cspan id=\"cart-notification-text\"\u003e✓ Added to cart!\u003c\/span\u003e\u003c\/div\u003e\n\u003cscript\u003e\/\/ \u003c![CDATA[\ndocument.addEventListener('DOMContentLoaded', function() { const notification = document.getElementById('cart-notification'); const notificationText = document.getElementById('cart-notification-text'); function showNotification(msg) { notificationText.innerHTML = msg; notification.style.display = 'block'; notification.style.animation = 'slideIn 0.3s ease'; setTimeout(() =\u003e { notification.style.animation = 'slideOut 0.3s ease'; setTimeout(() =\u003e notification.style.display = 'none', 300); }, 3000); } function updateCartCount() { fetch('\/cart.js').then(r =\u003e r.json()).then(cart =\u003e { const n = cart.item_count; ['.cart-count','#CartCount','[data-cart-count]','.cart-link__bubble','.cart__item-count','#cart-count','.header__cart-count','.cart-count-bubble','[data-header-cart-count]','.site-header__cart-count','#cart-icon-bubble'].forEach(sel =\u003e { document.querySelectorAll(sel).forEach(el =\u003e { el.textContent = n; el.innerText = n; el.setAttribute('data-cart-count', n); if (n \u003e 0) { el.style.display = ''; el.classList.remove('hide','hidden'); } }); }); document.documentElement.dispatchEvent(new CustomEvent('cart:updated', { detail: { cart } })); if (window.theme \u0026\u0026 window.theme.cart \u0026\u0026 window.theme.cart.getCart) window.theme.cart.getCart(); if (typeof window.cartCount !== 'undefined') window.cartCount = n; window.dispatchEvent(new Event('cartchange')); }).catch(() =\u003e {}); } function addToCart(variantId, onSuccess, onError) { fetch('\/cart\/add.js', { method: 'POST', headers: { 'Content-Type': 'application\/json' }, body: JSON.stringify({ items: [{ id: variantId, quantity: 1 }] }) }).then(r =\u003e r.json()).then(onSuccess).catch(onError); } const mainAtc = document.getElementById('main-add-to-cart'); const mainAtcLabel = mainAtc.querySelector('span'); mainAtc.addEventListener('click', function() { if (this.classList.contains('crc-added')) return; const form = document.querySelector('form[action*=\"\/cart\/add\"]'); if (!form) return; const variantId = new FormData(form).get('id'); mainAtcLabel.innerHTML = 'Adding...'; this.style.opacity = '0.6'; addToCart(variantId, () =\u003e { this.classList.add('crc-added'); mainAtcLabel.innerHTML = '✓ Added to Cart'; this.style.opacity = '1'; showNotification('✓ HPD 4JJ Billet Coolant Blanking Plugs added to cart!'); updateCartCount(); }, () =\u003e { mainAtcLabel.innerHTML = 'Add to Cart'; this.style.opacity = '1'; }); }); const mainBuy = document.getElementById('main-checkout'); const mainBuyLabel = mainBuy.querySelector('span'); mainBuy.addEventListener('click', function() { const form = document.querySelector('form[action*=\"\/cart\/add\"]'); if (!form) return; const variantId = new FormData(form).get('id'); mainBuyLabel.innerHTML = 'Processing...'; this.style.opacity = '0.6'; this.disabled = true; addToCart(variantId, () =\u003e { window.location.href = '\/checkout'; }, () =\u003e { mainBuyLabel.innerHTML = 'Buy Now'; this.style.opacity = '1'; this.disabled = false; alert('Error adding to cart. Please try again.'); }); }); });\n\/\/ ]]\u003e\u003c\/script\u003e\n\u003cdiv class=\"crc-cta-row\"\u003e\n\u003cbutton class=\"crc-diamond\" id=\"main-add-to-cart\"\u003e\u003cspan\u003eAdd to Cart\u003c\/span\u003e\u003c\/button\u003e\u003cbutton class=\"crc-diamond\" id=\"main-checkout\"\u003e\u003cspan\u003eBuy Now\u003c\/span\u003e\u003c\/button\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin: 26px 0; padding: 22px 18px; border: 1px solid #3A332A; border-radius: 4px; text-align: center;\"\u003e\n\u003cp style=\"margin: 0 0 14px; font-size: 11px; letter-spacing: 2.5px; text-transform: uppercase; color: #b0a795;\"\u003eGenuine Product Of\u003c\/p\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0567\/7868\/6518\/files\/hpd_logo_sharp_transparent.png?v=1787202005\u0026amp;width=640\" alt=\"HPD Special Part Racing Shop logo\" loading=\"lazy\" style=\"display: block; max-width: 320px; width: 100%; height: auto; margin: 0 auto;\"\u003e\n\u003cp style=\"margin: 14px 0 0; font-size: 12px; color: #b0a795;\"\u003eHPD Special Part Racing Shop\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: linear-gradient(135deg, #9F8561 0%, #7E6647 50%, #9F8561 100%); color: #1a1814; padding: 24px 20px; text-align: center; margin: 26px 0; border: 1px solid #7E6647; border-radius: 4px; box-shadow: 0 0 18px rgba(159, 133, 97, 0.35);\"\u003e\n\u003ch2 style=\"margin: 0 0 10px; font-size: 16px; letter-spacing: 2px; color: #1a1814;\"\u003e\u003cstrong\u003eCap It Off Properly\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp style=\"margin: 0; font-size: 14px; color: #1a1814;\"\u003e\u003cem\u003eHPD billet 17mm coolant blanking plugs for the 4JJ, sold as a pair. Free express shipping Australia-wide.\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cp style=\"font-size: 12px; opacity: .8; margin-top: 16px;\"\u003e\u003cstrong\u003eDisclaimer:\u003c\/strong\u003e Common Rail Cowboys is not affiliated with Isuzu Motors, General Motors, Holden or Mazda. HPD and the HPD logo are trademarks of HPD Special Part Racing Shop, used to identify the product supplied. EGR-related modifications may affect emissions compliance for on-road use and are intended for off-road and motorsport applications. DIY installation is at your own risk.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"HPD Special Parts","offers":[{"title":"Default Title","offer_id":47310125170742,"sku":"HPD-4JJ-COOLANT-BLANK-17MM-PAIR","price":42.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0567\/7868\/6518\/files\/rn-image_picker_lib_temp_e66dd548-44c4-403f-8a3c-6418de993483.jpg?v=1787292998","url":"https:\/\/www.commonrailcowboys.com\/products\/hpd-4jj-billet-coolant-blanking-plugs-17mm-set-of-2-egr-cooler-delete","provider":"Common Rail Cowboys","version":"1.0","type":"link"}