{"product_id":"turbo-audi-a4-neuf-53039880802","title":"New Audi A4 Turbo – Ref. 53039880802","description":"\u003ch2\u003eDiagnosing a faulty turbo on an Audi A4 RS4 B9 2.9 TFSI before replacement\u003c\/h2\u003e\u003cp\u003eBefore ordering a new turbocharger for an Audi A4 B9 Avant RS4 quattro 2.9 TFSI 450 ch fitted with the twin-turbo 2.9 TFSI engine, it is essential to confirm that the fault lies with the turbo compatible with reference 53039880802 and not with a secondary issue. On this twin-turbo engine, progressive power loss, an illuminated engine warning light, abnormal exhaust smoke (blue or black) or a sharp whistling noise under acceleration are characteristic signs. Reading the fault codes from the ECU, checking the boost pressure and visually inspecting the radial and axial play of the turbo shaft will help rule out false leads (split hose, faulty pressure sensor, intake leak) before confirming that replacement is necessary.\u003c\/p\u003e\u003ch2\u003eCompatibility of the new turbo for the Audi A4 B9 RS4 2.9 TFSI\u003c\/h2\u003e\u003cp\u003eThis new turbo is compatible with reference 53039880802 and fits the Audi A4 B9 Avant RS4 quattro 2.9 TFSI 450 ch, a 2894 cm³ petrol engine associated with engine code DECA. Before placing an order, it is strongly recommended that you verify the reference printed on the old turbo as well as on the vehicle's registration document or technical documentation, as this twin-turbo engine may use different turbos depending on position (left or right side) and engine variant.\u003c\/p\u003e\u003ch2\u003eExchange basis and warranty for this Audi RS4 turbo\u003c\/h2\u003e\u003cp\u003eThis new turbo is sold on an exchange basis: return of the old turbo is required, in accordance with our Terms and Conditions. It is only collected after the new turbo has been delivered and fitted, so that the vehicle is not left off the road during the work. The part is covered by a 12-month parts warranty, subject to fitting being carried out by a professional. Payment can be spread over several instalments, in up to 10 instalments.\u003c\/p\u003e\u003ch2\u003eFitting advice for the Audi A4 RS4 2.9 TFSI turbo\u003c\/h2\u003e\u003cp\u003eOn this high-performance twin-turbo engine, lubrication is a critical factor: always use a quality oil that meets the manufacturer's specifications and strictly observe the oil change intervals, as the high revs and intense thermal demands of the 2.9 TFSI place considerable strain on the turbo bearings. Before fitting, check the condition of the oil circuit (feed and return lines), ensure the intake hoses are clean and free from foreign bodies in the air intake, particularly at the intercooler. After installation, prime the turbo with oil before the first start-up to ensure immediate lubrication of the bearings and prevent premature seizure.\u003c\/p\u003e\u003ch2\u003eThis same turbo also fits\u003c\/h2\u003e\u003cul\u003e\u003cli\u003e\u003ca href=\"\/en\/products\/new-audi-a5-turbo-53039880802\"\u003eNew Audi A5 Turbo – Ref. 53039880802\u003c\/a\u003e\u003c\/li\u003e\u003c\/ul\u003e","brand":"Audi","offers":[{"title":"Default Title","offer_id":46255066218581,"sku":"53039880802_TURBO","price":444.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0656\/9161\/5317\/files\/turbo-echange-standard_92c2396f-7e0c-46a7-a32c-e957e6b544de.png?v=1790810505","url":"https:\/\/eden-boites.com\/en\/products\/new-audi-a4-turbo-53039880802","provider":"EDEN BOITES","version":"1.0","type":"link"}