{"product_id":"e46-m3-stoptech-big-brake-kit-rear-except-zcp-csl","title":"Active Autowerke E46 M3 Stoptech Big Brake Kit - Rear (Except ZCP \u0026 CSL)","description":"\u003ch1 aria-level=\"0\" aria-posinset=\"0\" aria-setsize=\"0\"\u003e\u003cspan\u003e\u003cspan face=\"arial, helvetica, sans-serif\" style=\"font-family: arial, helvetica, sans-serif;\"\u003e*Note: The brakes are custom order and may take up to 3 weeks to receive them.\u003c\/span\u003e\u003c\/span\u003e\u003c\/h1\u003e\n\u003ch1 aria-level=\"0\" aria-posinset=\"0\" aria-setsize=\"0\"\u003e\u003c\/h1\u003e\n\u003ch1 aria-level=\"0\" aria-posinset=\"0\" aria-setsize=\"0\"\u003eGeneral Benefits of Big Brake Kits\u003c\/h1\u003e\n\u003cdiv aria-level=\"0\" aria-posinset=\"0\" aria-setsize=\"0\"\u003e\u003cspan aria-level=\"0\" aria-posinset=\"0\" aria-setsize=\"0\"\u003e\u003cspan aria-level=\"0\" aria-posinset=\"0\" aria-setsize=\"0\" face=\"verdana, geneva, arial, helvetica, sans-serif\" style=\"font-family: verdana, geneva, arial, helvetica, sans-serif;\"\u003e\u003cspan aria-level=\"0\" aria-posinset=\"0\" aria-setsize=\"0\" color=\"#666666\" style=\"color: #666666;\"\u003eBig Brake Kits give your vehicle that Supercar look and feel, and exceed stock performance in two areas. First, larger rotors increase heat capacity. Second, stiffer calipers and stainless steel lines reduce system compliance.u00a0\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv aria-level=\"0\" aria-posinset=\"0\" aria-setsize=\"0\"\u003e\n\u003cp aria-level=\"0\" aria-posinset=\"0\" aria-setsize=\"0\"\u003eThe key, however, is to increase heat capacity and reduce compliance without upsetting the stock front to rear brake torque ratio. If the brake upgrade you select adds too much front torque (as many do), you reduce your car's ability to utilize the traction capacity of all of the tires to the maximum practical extent (even on ABS equipped cars) and you therefore create performance sacrifices. In addition, too many pistons or pistons that are too large will make the brake pedal much more difficult to modulate, which limits a driver's control of brake input on the race track.\u003c\/p\u003e\n\u003cp aria-level=\"0\" aria-posinset=\"0\" aria-setsize=\"0\"\u003eu00a0\u003c\/p\u003e\n\u003ch1 aria-level=\"0\" aria-posinset=\"0\" aria-setsize=\"0\"\u003eAdvantages of StopTech over other brake upgrades:\u003c\/h1\u003e\n\u003cul aria-level=\"0\" aria-posinset=\"0\" aria-setsize=\"0\"\u003e\n\u003cli aria-level=\"0\" aria-posinset=\"0\" aria-setsize=\"0\"\u003eShorter Stopping Distances\u003c\/li\u003e\n\u003cli aria-level=\"0\" aria-posinset=\"0\" aria-setsize=\"0\"\u003eBetter Brake Modulation\u003c\/li\u003e\n\u003cli aria-level=\"0\" aria-posinset=\"0\" aria-setsize=\"0\"\u003eFirmer Brake Pedal\u003c\/li\u003e\n\u003cli aria-level=\"0\" aria-posinset=\"0\" aria-setsize=\"0\"\u003eLess Brake Fade\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch1 aria-level=\"0\" aria-posinset=\"0\" aria-setsize=\"0\"\u003eFeature Benefit Summary:\u003c\/h1\u003e\n\u003cul aria-level=\"0\" aria-posinset=\"0\" aria-setsize=\"0\"\u003e\n\u003cli aria-level=\"0\" aria-posinset=\"0\" aria-setsize=\"0\"\u003eBalanced Brake Upgradesu2122 with optimum brake bias offer the shortest stopping distance with the best pedal feel\u003c\/li\u003e\n\u003cli aria-level=\"0\" aria-posinset=\"0\" aria-setsize=\"0\"\u003eOur patented AeroRotorsu00ae with the best airflow available result in better cooling, less fade and longer rotor and pad life\u003c\/li\u003e\n\u003cli aria-level=\"0\" aria-posinset=\"0\" aria-setsize=\"0\"\u003eThe stiffest aftermarket calipers with patented bridge result in better clamping under hard braking and less pad taper\u003c\/li\u003e\n\u003cli aria-level=\"0\" aria-posinset=\"0\" aria-setsize=\"0\"\u003eTrack testing of new applications ensures optimum performance\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv aria-level=\"0\" aria-posinset=\"0\" aria-setsize=\"0\"\u003e\n\u003ch1 aria-level=\"0\" aria-posinset=\"0\" aria-setsize=\"0\"\u003eImproved cooling and heat capacity means less fade\u003c\/h1\u003e\n\u003cp aria-level=\"0\" aria-posinset=\"0\" aria-setsize=\"0\"\u003eStopTech has incorporated several design innovations to improve rotor airflow, cooling and heat capacity. The ability to absorb and dissipate heat is essential to brake system performance.\u003c\/p\u003e\n\u003ch1 aria-level=\"0\" aria-posinset=\"0\" aria-setsize=\"0\"\u003eBenefits of Improved Airflow\u003c\/h1\u003e\n\u003cul aria-level=\"0\" aria-posinset=\"0\" aria-setsize=\"0\"\u003e\n\u003cli aria-level=\"0\" aria-posinset=\"0\" aria-setsize=\"0\"\u003eLess fade\u003c\/li\u003e\n\u003cli aria-level=\"0\" aria-posinset=\"0\" aria-setsize=\"0\"\u003eLonger rotor and pad life\u003c\/li\u003e\n\u003cli aria-level=\"0\" aria-posinset=\"0\" aria-setsize=\"0\"\u003eBetter performance\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv aria-level=\"0\" aria-posinset=\"0\" aria-setsize=\"0\"\u003e\n\u003ch1 aria-level=\"0\" aria-posinset=\"0\" aria-setsize=\"0\"\u003eSTIFFER CALIPERS MEAN BETTER PERFORMANCE AND FEEL\u003c\/h1\u003e\n\u003cp aria-level=\"0\" aria-posinset=\"0\" aria-setsize=\"0\"\u003eUsing finite element analysis (FEA) modeling software, we have designed a bolt-in bridge strong enough to stop distortion without sacrificing cooling through the top of the caliper. Distortion is virtually eliminated. The fully forged StopTech ST-40 caliper has the least flex of any tested aftermarket and OE caliper. The air channel in the bridge is designed to help air flow through the retainer, resulting in better cooling.\u003c\/p\u003e\n\u003ch1 aria-level=\"0\" aria-posinset=\"0\" aria-setsize=\"0\"\u003eBenefits of Stiffer Calipers:\u003c\/h1\u003e\n\u003cul aria-level=\"0\" aria-posinset=\"0\" aria-setsize=\"0\"\u003e\n\u003cli aria-level=\"0\" aria-posinset=\"0\" aria-setsize=\"0\"\u003eBetter performance with less vibration, noise and pad taper\u003c\/li\u003e\n\u003cli aria-level=\"0\" aria-posinset=\"0\" aria-setsize=\"0\"\u003eBetter pedal feel under extreme braking conditions\u003c\/li\u003e\n\u003cli aria-level=\"0\" aria-posinset=\"0\" aria-setsize=\"0\"\u003eNo radial pad taper\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv aria-level=\"0\" aria-posinset=\"0\" aria-setsize=\"0\"\u003e\n\u003ch1 aria-level=\"0\" aria-posinset=\"0\" aria-setsize=\"0\"\u003eWhat's included?\u003c\/h1\u003e\n\u003cul aria-level=\"0\" aria-posinset=\"0\" aria-setsize=\"0\"\u003e\n\u003cli aria-level=\"0\" aria-posinset=\"0\" aria-setsize=\"0\"\u003eCalipers\u003c\/li\u003e\n\u003cli aria-level=\"0\" aria-posinset=\"0\" aria-setsize=\"0\"\u003e2 piece floating directional AeroRotors with hats (pre-assembled)\u003c\/li\u003e\n\u003cli aria-level=\"0\" aria-posinset=\"0\" aria-setsize=\"0\"\u003eStainless steel brake lines\u003c\/li\u003e\n\u003cli aria-level=\"0\" aria-posinset=\"0\" aria-setsize=\"0\"\u003eCaliper mounting brackets\u003c\/li\u003e\n\u003cli aria-level=\"0\" aria-posinset=\"0\" aria-setsize=\"0\"\u003eStreet performance pads\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv aria-level=\"0\" aria-posinset=\"0\" aria-setsize=\"0\"\u003e\u003cb aria-level=\"0\" aria-posinset=\"0\" aria-setsize=\"0\"\u003e\u003cspan aria-level=\"0\" aria-posinset=\"0\" aria-setsize=\"0\" style=\"text-decoration: underline;\"\u003eWheel Fitment Template\u003c\/span\u003e\u003c\/b\u003e\u003c\/div\u003e\n\u003cdiv aria-level=\"0\" aria-posinset=\"0\" aria-setsize=\"0\"\u003e\u003cb aria-level=\"0\" aria-posinset=\"0\" aria-setsize=\"0\"\u003e\u003cspan aria-level=\"0\" aria-posinset=\"0\" aria-setsize=\"0\" style=\"text-decoration: underline;\"\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/b\u003e\u003c\/div\u003e\n\u003cdiv aria-level=\"0\" aria-posinset=\"0\" aria-setsize=\"0\"\u003e\u003ci aria-level=\"0\" aria-posinset=\"0\" aria-setsize=\"0\"\u003eST-40 355X32u00a0\u003c\/i\u003e\u003c\/div\u003e\n\u003cdiv aria-level=\"0\" aria-posinset=\"0\" aria-setsize=\"0\"\u003e\u003ci aria-level=\"0\" aria-posinset=\"0\" aria-setsize=\"0\"\u003e\u003ca aria-level=\"0\" aria-posinset=\"0\" aria-setsize=\"0\" href=\"http:\/\/www.stoptech.com\/tech_info\/charts\/98-137-2471-00.pdf\"\u003ehttp:\/\/www.stoptech.com\/tech_info\/charts\/98-137-2471-00.pdf\u003c\/a\u003e\u003c\/i\u003e\u003c\/div\u003e\n\u003cdiv aria-level=\"0\" aria-posinset=\"0\" aria-setsize=\"0\"\u003e\u003c\/div\u003e\n\u003cdiv aria-level=\"0\" aria-posinset=\"0\" aria-setsize=\"0\"\u003e\u003ci aria-level=\"0\" aria-posinset=\"0\" aria-setsize=\"0\"\u003eST-22 345X28\u003c\/i\u003e\u003c\/div\u003e\n\u003cdiv aria-level=\"0\" aria-posinset=\"0\" aria-setsize=\"0\"\u003e\u003ci aria-level=\"0\" aria-posinset=\"0\" aria-setsize=\"0\"\u003e\u003ca aria-level=\"0\" aria-posinset=\"0\" aria-setsize=\"0\" href=\"http:\/\/www.stoptech.com\/tech_info\/charts\/98-135-23F1-00.pdf\"\u003ehttp:\/\/www.stoptech.com\/tech_info\/charts\/98-135-23F1-00.pdfu00a0\u003c\/a\u003e\u003c\/i\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"sb-car-tag-by-description\" style=\"display: none;\"\u003e\u003c\/div\u003e Active Autowerke Production \u0026amp; Shipping Lead Times  Please note that many Active Autowerke exhaust components are built to order.  Catted Products: Most catted products are made to order. Please allow approximately 5–8 business days before shipment.  Rear Exhaust Systems: Most rear exhaust systems are also made to order, although limited inventory may occasionally be available for immediate shipment.  Resonated Midpipes \u0026amp; Exhaust Dump Midpipes: These configurations are custom made to order and require additional production time before shipment.  Standard Midpipes: Standard non-resonated midpipes are typically kept in stock and are generally available for quicker shipment.  Please note: Production and shipping estimates are approximate and may vary depending on current manufacturing volume and availability.","brand":"Active Autowerke","offers":[{"title":"ST-40 355x32 \/ Red \/ Slotted","offer_id":51920919560332,"sku":null,"price":2595.0,"currency_code":"USD","in_stock":true},{"title":"ST-40 355x32 \/ Red \/ Drilled","offer_id":51920919593100,"sku":null,"price":2695.0,"currency_code":"USD","in_stock":true},{"title":"ST-40 355x32 \/ Black \/ Slotted","offer_id":51920919625868,"sku":null,"price":2595.0,"currency_code":"USD","in_stock":true},{"title":"ST-40 355x32 \/ Black \/ Drilled","offer_id":51920919658636,"sku":null,"price":2695.0,"currency_code":"USD","in_stock":true},{"title":"ST-40 355x32 \/ Silver \/ Slotted","offer_id":51920919691404,"sku":null,"price":2595.0,"currency_code":"USD","in_stock":true},{"title":"ST-40 355x32 \/ Silver \/ Drilled","offer_id":51920919724172,"sku":null,"price":2695.0,"currency_code":"USD","in_stock":true},{"title":"ST-40 355x32 \/ Yellow \/ Slotted","offer_id":51920919756940,"sku":null,"price":2795.0,"currency_code":"USD","in_stock":true},{"title":"ST-40 355x32 \/ Yellow \/ Drilled","offer_id":51920919789708,"sku":null,"price":2895.0,"currency_code":"USD","in_stock":true},{"title":"ST-40 355x32 \/ Blue \/ Slotted","offer_id":51920919822476,"sku":null,"price":2795.0,"currency_code":"USD","in_stock":true},{"title":"ST-40 355x32 \/ Blue \/ Drilled","offer_id":51920919855244,"sku":null,"price":2895.0,"currency_code":"USD","in_stock":true},{"title":"ST-40 355x32 \/ Trophy \/ Slotted","offer_id":51920919888012,"sku":null,"price":3345.0,"currency_code":"USD","in_stock":true},{"title":"ST-40 355x32 \/ Trophy \/ Drilled","offer_id":51920919920780,"sku":null,"price":3445.0,"currency_code":"USD","in_stock":true},{"title":"ST-22 345x28 \/ Red \/ Slotted","offer_id":51920919953548,"sku":null,"price":2595.0,"currency_code":"USD","in_stock":true},{"title":"ST-22 345x28 \/ Red \/ Drilled","offer_id":51920919986316,"sku":null,"price":2695.0,"currency_code":"USD","in_stock":true},{"title":"ST-22 345x28 \/ Black \/ Slotted","offer_id":51920920019084,"sku":null,"price":2595.0,"currency_code":"USD","in_stock":true},{"title":"ST-22 345x28 \/ Black \/ Drilled","offer_id":51920920051852,"sku":null,"price":2695.0,"currency_code":"USD","in_stock":true},{"title":"ST-22 345x28 \/ Silver \/ Slotted","offer_id":51920920084620,"sku":null,"price":2595.0,"currency_code":"USD","in_stock":true},{"title":"ST-22 345x28 \/ Silver \/ Drilled","offer_id":51920920117388,"sku":null,"price":2695.0,"currency_code":"USD","in_stock":true},{"title":"ST-22 345x28 \/ Yellow \/ Slotted","offer_id":51920920150156,"sku":null,"price":2795.0,"currency_code":"USD","in_stock":true},{"title":"ST-22 345x28 \/ Yellow \/ Drilled","offer_id":51920920182924,"sku":null,"price":2895.0,"currency_code":"USD","in_stock":true},{"title":"ST-22 345x28 \/ Blue \/ Slotted","offer_id":51920920215692,"sku":null,"price":2795.0,"currency_code":"USD","in_stock":true},{"title":"ST-22 345x28 \/ Blue \/ Drilled","offer_id":51920920248460,"sku":null,"price":2895.0,"currency_code":"USD","in_stock":true},{"title":"ST-22 345x28 \/ Trophy \/ Slotted","offer_id":51920920281228,"sku":null,"price":3345.0,"currency_code":"USD","in_stock":true},{"title":"ST-22 345x28 \/ Trophy \/ Drilled","offer_id":51920920313996,"sku":null,"price":3445.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0384\/8208\/3980\/files\/Large1175_b98d66d7-e9e3-4a00-835a-ab693678fafc.jpg?v=1786122080","url":"https:\/\/fiperformance.com\/products\/e46-m3-stoptech-big-brake-kit-rear-except-zcp-csl","provider":"FI Performance","version":"1.0","type":"link"}