{"product_id":"mst-6-catted-downpipe-opfgpf-for-bmw-g20g21-b48-20-bw-4807dp","title":"MST 6\" Catted Downpipe OPF\/GPF for BMW G20\/G21 B48 2.0 (BW-4807DP)","description":"\u003c!-- MST Performance BW-4807DP — Shopify Product Description HTML --\u003e\n\u003c!-- Part Number: BW-4807DP --\u003e\n\u003cstyle\u003e\n  .mst-product-wrap {\n    font-family: Arial, Helvetica, sans-serif;\n    color: #1a1a1a;\n    max-width: 900px;\n    margin: 0 auto;\n    line-height: 1.7;\n  }\n  .mst-hero {\n    background: #111;\n    color: #fff;\n    padding: 36px 32px;\n    border-radius: 4px;\n    margin-bottom: 32px;\n    text-align: center;\n  }\n  .mst-hero .brand-tag {\n    font-size: 12px;\n    letter-spacing: 3px;\n    text-transform: uppercase;\n    color: #cc0000;\n    margin-bottom: 8px;\n  }\n  .mst-hero h1 {\n    font-size: 26px;\n    font-weight: 800;\n    margin: 0 0 8px;\n    text-transform: uppercase;\n    letter-spacing: 1px;\n  }\n  .mst-hero .sku-badge {\n    display: inline-block;\n    background: #cc0000;\n    color: #fff;\n    font-size: 13px;\n    font-weight: 700;\n    padding: 4px 14px;\n    border-radius: 2px;\n    letter-spacing: 1px;\n    margin-top: 6px;\n  }\n  .mst-hero .subtitle {\n    font-size: 15px;\n    color: #ccc;\n    margin-top: 12px;\n  }\n  .mst-section-title {\n    font-size: 18px;\n    font-weight: 800;\n    text-transform: uppercase;\n    letter-spacing: 1px;\n    border-left: 4px solid #cc0000;\n    padding-left: 12px;\n    margin: 36px 0 16px;\n    color: #111;\n  }\n  .mst-overview p {\n    font-size: 15px;\n    margin-bottom: 14px;\n  }\n  .mst-features-list {\n    list-style: none;\n    padding: 0;\n    margin: 0 0 24px;\n  }\n  .mst-features-list li {\n    padding: 10px 0 10px 28px;\n    border-bottom: 1px solid #eee;\n    font-size: 15px;\n    position: relative;\n  }\n  .mst-features-list li::before {\n    content: \"\\25B6\";\n    color: #cc0000;\n    font-size: 10px;\n    position: absolute;\n    left: 4px;\n    top: 13px;\n  }\n  .mst-fitment-box {\n    background: #f0f0f0;\n    border-radius: 4px;\n    padding: 20px 24px;\n    margin: 16px 0 28px;\n  }\n  .mst-fitment-box ul {\n    margin: 8px 0 0;\n    padding-left: 20px;\n  }\n  .mst-fitment-box ul li {\n    font-size: 15px;\n    padding: 4px 0;\n  }\n  .mst-notice {\n    background: #fffbe6;\n    border: 1px solid #f0c040;\n    border-radius: 4px;\n    padding: 14px 18px;\n    font-size: 14px;\n    margin: 20px 0;\n    color: #6b5900;\n  }\n  .mst-notice strong {\n    color: #5a4800;\n  }\n  .mst-info-table {\n    width: 100%;\n    border-collapse: collapse;\n    font-size: 14px;\n    margin: 16px 0 28px;\n  }\n  .mst-info-table thead tr {\n    background: #111;\n    color: #fff;\n  }\n  .mst-info-table thead th {\n    padding: 12px 14px;\n    text-align: left;\n    font-weight: 700;\n    text-transform: uppercase;\n    letter-spacing: 0.5px;\n  }\n  .mst-info-table tbody tr:nth-child(even) {\n    background: #f9f9f9;\n  }\n  .mst-info-table tbody td {\n    padding: 11px 14px;\n    border-bottom: 1px solid #e5e5e5;\n    vertical-align: middle;\n  }\n  @media (max-width: 600px) {\n    .mst-hero h1 { font-size: 20px; }\n  }\n\u003c\/style\u003e\n\u003cdiv class=\"mst-product-wrap\"\u003e\n\u003cdiv class=\"mst-hero\"\u003e\n\u003cdiv class=\"brand-tag\"\u003eMST Performance\u003c\/div\u003e\n\u003ch1\u003e6\" Catted Downpipe (OPF\/GPF)\u003cbr\u003efor BMW G20 \/ G21 B48 2.0\u003c\/h1\u003e\n\u003cspan class=\"sku-badge\"\u003eBW-4807DP\u003c\/span\u003e\n\u003cp class=\"subtitle\"\u003eG20\/G21 B48 2.0 • Catted Downpipe • 300-Cell • OPF\/GPF Equipped\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"mst-overview\"\u003e\n\u003ch2 class=\"mst-section-title\"\u003eOverview\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eMST Performance BW-4807DP\u003c\/strong\u003e is a 6-inch catted downpipe designed specifically for 2021-2024 BMW G20 \/ G21 B48 2.0L vehicles equipped with the factory OPF\/GPF (Otto Particulate Filter \/ Gasoline Particulate Filter). Featuring a 300-cell high-flow metallic catalytic converter, this downpipe dramatically reduces exhaust restriction compared to the factory unit while maintaining catalytic emissions function.\u003c\/p\u003e\n\u003cp\u003eOPF\/GPF-equipped B48 vehicles suffer from significant exhaust restriction at the factory, particularly under load. The BW-4807DP eliminates this bottleneck and unlocks tuning headroom for Stage 1 and Stage 2 maps, with a meaningful improvement in turbo response and exhaust note.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch2 class=\"mst-section-title\"\u003eKey Features\u003c\/h2\u003e\n\u003cul class=\"mst-features-list\"\u003e\n\u003cli\u003eDesigned specifically for OPF\/GPF-equipped G20 \/ G21 B48 vehicles\u003c\/li\u003e\n\u003cli\u003e300-cell high-flow metallic catalytic converter\u003c\/li\u003e\n\u003cli\u003e6-inch downpipe length for optimal flow characteristics\u003c\/li\u003e\n\u003cli\u003eStainless steel construction with TIG-welded joints\u003c\/li\u003e\n\u003cli\u003eSignificant reduction in exhaust restriction vs. factory unit\u003c\/li\u003e\n\u003cli\u003ePairs with Stage 1 and Stage 2 tunes for full power potential\u003c\/li\u003e\n\u003cli\u003eOE-style flanges for direct bolt-on fitment\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 class=\"mst-section-title\"\u003eFitment\u003c\/h2\u003e\n\u003cdiv class=\"mst-fitment-box\"\u003e\n\u003cul\u003e\n\u003cli\u003e2021-2024 BMW G20 320i \/ 330i (B48 2.0L) — OPF\/GPF equipped\u003c\/li\u003e\n\u003cli\u003e2021-2024 BMW G21 320i \/ 330i Touring (B48 2.0L) — OPF\/GPF equipped\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"mst-notice\"\u003e\n\u003cstrong\u003eNote:\u003c\/strong\u003e This downpipe is designed for OPF\/GPF-equipped vehicles only. Verify your vehicle's particulate filter configuration before ordering. Local emissions laws may restrict the use of this product on public roads — consult your local regulations.\u003c\/div\u003e\n\u003ch2 class=\"mst-section-title\"\u003eWhat's Included\u003c\/h2\u003e\n\u003cul class=\"mst-features-list\"\u003e\n\u003cli\u003eMST BW-4807DP Catted Downpipe Assembly\u003c\/li\u003e\n\u003cli\u003e300-cell metallic catalytic converter (installed)\u003c\/li\u003e\n\u003cli\u003eGaskets and required hardware\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 class=\"mst-section-title\"\u003ePart Information\u003c\/h2\u003e\n\u003ctable class=\"mst-info-table\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eField\u003c\/th\u003e\n\u003cth\u003eDetail\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003ePart Number\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eBW-4807DP\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eMST Performance\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eCatted Downpipe\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEngine\u003c\/td\u003e\n\u003ctd\u003eB48\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMake\u003c\/td\u003e\n\u003ctd\u003eBMW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c!-- End MST BW-4807DP Product Description --\u003e","brand":"MST","offers":[{"title":"Default Title","offer_id":42490310721621,"sku":"BW-4807DP","price":1459.7,"currency_code":"USD","in_stock":true}],"url":"https:\/\/www.kiesmotorsports.com\/products\/mst-6-catted-downpipe-opfgpf-for-bmw-g20g21-b48-20-bw-4807dp","provider":"Kies Motorsports","version":"1.0","type":"link"}