{"product_id":"n-900-730-01-genuine-vw-audi-m10-self-locking-exhaust-nut","title":"N-900-730-01 Genuine VW\/Audi M10 Self-Locking Exhaust Nut","description":"\u003ch2\u003eFactory M10 locking hardware for the assigned exhaust connection\u003c\/h2\u003e\u003cp\u003eN-900-730-01 is the Genuine VW\/Audi M10 self-locking hexagon nut specified at the assigned exhaust mounting connections below.\u003c\/p\u003e\u003cp\u003eExhaust assemblies use different nuts at the manifold, pipe joints and supports. Match the original number and mounting position rather than selecting hardware by nominal thread diameter alone.\u003c\/p\u003e\u003ch3\u003eTechnical details\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eComplete factory number: N-900-730-01.\u003c\/li\u003e\n\u003cli\u003eFactory specification: M10; self-locking hexagon nut.\u003c\/li\u003e\n\u003cli\u003eDesign: hexagon nut with factory self-locking feature.\u003c\/li\u003e\n\u003cli\u003eQuantity supplied: one individual nut.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eM10 identifies the nominal thread diameter. The catalog self-locking designation is part of the original specification. Mating bolts, washers, studs and exhaust seals are separate components.\u003c\/p\u003e\u003ch3\u003eCommon reasons to replace\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eThe original locking nut has been removed and requires replacement.\u003c\/li\u003e\n\u003cli\u003eThreads are damaged or crossed.\u003c\/li\u003e\n\u003cli\u003eThe hexagon is rounded or damaged.\u003c\/li\u003e\n\u003cli\u003eCorrosion prevents controlled tightening.\u003c\/li\u003e\n\u003cli\u003eThe original nut is missing or incorrect hardware was installed.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eInspect the mating threads, exhaust support and mounting faces. Diagnose the cause of movement or leakage before assembly. A new nut cannot repair a cracked exhaust component, damaged stud or failed seal.\u003c\/p\u003e\u003ch3\u003eVehicle fitment\u003c\/h3\u003e\u003cp\u003eConfirm the engine and assigned exhaust position in the table. Similar models and nearby connections can require different nuts.\u003c\/p\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eVehicle\u003c\/th\u003e\n\u003cth\u003eModel years\u003c\/th\u003e\n\u003cth\u003eEngine\u003c\/th\u003e\n\u003cth\u003eConfiguration\u003c\/th\u003e\n\u003cth\u003eApplication restrictions\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eAudi 100\u003c\/td\u003e\n\u003ctd\u003e1993\u003c\/td\u003e\n\u003ctd\u003e2.8L gasoline V6\u003c\/td\u003e\n\u003ctd\u003eC4 sedan or Avant; quattro; Assigned exhaust mounting connection\u003c\/td\u003e\n\u003ctd\u003eOriginal N90073001 M10 nut position only; not every exhaust nut.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAudi 200\u003c\/td\u003e\n\u003ctd\u003e1991\u003c\/td\u003e\n\u003ctd\u003e2.2L turbocharged gasoline I5 20-valve; 3B\u003c\/td\u003e\n\u003ctd\u003eC3 sedan or Avant; quattro; Assigned exhaust pipe mounting connection\u003c\/td\u003e\n\u003ctd\u003eEngine code 3B only for this confirmed connection; original N90073001 position.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAudi A6\u003c\/td\u003e\n\u003ctd\u003e1996\u003c\/td\u003e\n\u003ctd\u003e2.8L gasoline V6\u003c\/td\u003e\n\u003ctd\u003eC4 sedan or Avant; quattro; Assigned exhaust mounting connection\u003c\/td\u003e\n\u003ctd\u003eOriginal N90073001 M10 nut position only.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003ch3\u003eInstallation guidance\u003c\/h3\u003e\u003cp\u003eAllow the exhaust to cool and support it safely. Follow the exact factory repair procedure, use new locking hardware where required and apply the prescribed tightening sequence and torque. Use thread treatments only when specified for the connection.\u003c\/p\u003e\u003cp\u003eCheck exhaust support, clearance and joint seating. Complete the required leak and operating checks after the repair and renew any specified seals separately.\u003c\/p\u003e\u003ch3\u003eOrdering information\u003c\/h3\u003e\u003cp\u003eOne individual genuine nut. Bolts, washers, studs, seals and exhaust components are separate. Confirm VIN, engine, mounting position and quantity.\u003c\/p\u003e","brand":"Genuine VW\/Audi","offers":[{"title":"Default Title","offer_id":48047812640945,"sku":"N-900-730-01","price":2.36,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0681\/1379\/3201\/files\/n-900-730-01-genuine-vw-audi-1.jpg?v=1792138943","url":"https:\/\/hstuning.com\/products\/n-900-730-01-genuine-vw-audi-m10-self-locking-exhaust-nut","provider":"HS Tuning ","version":"1.0","type":"link"}