2018 Audi TT Engine Parts

This table covers the seals at each camshaft end. Typical signs include a wet housing, a drip after sitting, or fluid flung off a rotating shaft. Fix the surface the seal rides on. A new seal on a grooved shaft will leak again. Read more

2 Camshaft Seal parts for the 2018 Audi TT come from AJUSA.

This group includes AJUSA 01164900 and AJUSA 01567100.

This table covers the Connecting Rod bolts. Read more

This group shows a single part: ELRING 038970.

This table covers lower / conversion gasket sets for oil-pan and related joints. Typical signs include the leaks that sent the engine or gearbox to the bench. Use every gasket the set is meant for that opening — leftover unused pieces usually belong to another configuration. Read more

3 Conversion / Lower Gasket Set parts are listed for the 2018 Audi TT, from AJUSA and ELRING.

Part numbers include AJUSA 54260500, AJUSA 54295100 and ELRING 798670.

This table covers the front and rear seals that keep oil in at the crankshaft. Typical signs include a wet housing, a drip after sitting, or fluid flung off a rotating shaft. Fix the surface the seal rides on. A new seal on a grooved shaft will leak again. Read more

8 Crankshaft Seal parts for the 2018 Audi TT come from 4 brands — AJUSA, ELRING, MAHLE / CLEVITE and 1 other brand.

This group includes AJUSA 71007200, AJUSA 15103300 and AJUSA 15084000 and the remaining parts above.

This table covers the bolts that clamp the cylinder head to the block. Read more

3 Cylinder Head Bolt parts are listed for the 2018 Audi TT, from AJUSA and ELRING.

Part numbers include AJUSA 81059700, AJUSA 81068900 and ELRING 323300.

This table covers the head gaskets that seal the block to the cylinder head. Typical signs include seepage at the joint, a burnt-oil smell, or a leak that appears only after a long drive. Clean both flanges and torque in the sequence the notes or the manual call for. Read more

3 Cylinder Head Gasket parts are listed for the 2018 Audi TT, from AJUSA and ELRING.

This group includes AJUSA 10202800, AJUSA 10230100 and ELRING 008040.

This table covers multi-piece gasket sets for a cylinder-head job. Typical signs include the leaks that sent the engine or gearbox to the bench. Use every gasket the set is meant for that opening — leftover unused pieces usually belong to another configuration. Read more

3 Cylinder Head Gasket Set parts are listed for the 2018 Audi TT, from AJUSA and ELRING.

Part numbers include AJUSA 52498600, AJUSA 52549700 and ELRING 313201.

This table covers the Cylinder Head temperature sensors. Typical signs include hard cold starts, a fan that never comes on, or a gauge that disagrees with the scan tool. A sensor that reads open or shorted is usually the part; an implausible-but-smooth reading can be wiring. Read more

This group shows a single part: GPD 1814595.

This table covers full gasket kits covering the joints opened in an engine rebuild. Typical signs include the leaks that sent the engine or gearbox to the bench. Use every gasket the set is meant for that opening — leftover unused pieces usually belong to another configuration. Read more

AJUSA supplies both parts for the 2018 Audi TT.

Part numbers include AJUSA 50449100 and AJUSA 50503600.

This table covers the followers that drive a mechanical fuel pump off the camshaft. Read more

2 Fuel Pump Camshaft Follower parts are listed for the 2018 Audi TT, from ASTEMO / HITACHI and VEMO.

Listed part numbers: ASTEMO / HITACHI HCF3057 and VEMO V10250019.

This table covers the crankshaft pulleys / harmonic balancers at the front of the engine. Read more

2 Harmonic Balancer parts are listed for the 2018 Audi TT, from ATP and DORMAN.

Listed part numbers: ATP 102437 and DORMAN 594752.

This table covers the gaskets between the intake manifold and the cylinder head. Typical signs include seepage at the joint, a burnt-oil smell, or a leak that appears only after a long drive. Clean both flanges and torque in the sequence the notes or the manual call for. Read more

3 Intake Manifold Gasket parts are listed for the 2018 Audi TT, from AJUSA and ELRING.

Listed part numbers: AJUSA 13245500, AJUSA 13283200 and ELRING 297590.

This table covers the gaskets that seal the Intake Plenum. Typical signs include seepage at the joint, a burnt-oil smell, or a leak that appears only after a long drive. Clean both flanges and torque in the sequence the notes or the manual call for. Read more

This group shows a single part: AJUSA 13237700.

This table covers the seals at the Intermediate Shaft. Typical signs include a wet housing, a drip after sitting, or fluid flung off a rotating shaft. Fix the surface the seal rides on. A new seal on a grooved shaft will leak again. Read more

This group shows a single part: ELRING 299640.

This table covers the mounts that hold the engine to the chassis. Typical signs include a clunk on takeoff, a vibration at idle, or a separated rubber insert. Support the powertrain before unbolting a mount, and torque the fasteners in the notes. Read more

5 Motor Mount parts for the 2018 Audi TT come from 2 brands — PIONEER and ANCHOR. The "Popular" part is ANCHOR 9919.

Part numbers include ANCHOR 9919, ANCHOR 9918 and PIONEER 600918, among others listed above.

This table covers the engine oils listed by grade and specification for this engine. Typical signs include a low-oil lamp, knocking after a long interval, or oil that has gone thin and black well before the next service. Match the viscosity and spec in the notes (and on the filler cap). The tables group grades — they are not interchangeable. Read more

16 Oil parts for the 2018 Audi TT come from 5 brands — PENTOSIN, LIQUI MOLY, VALVOLINE and 2 other brands. The "Popular" part is LIQUI MOLY 22158.

This table covers the heat exchangers that cool engine oil. Typical signs include oil at the cooler fittings, or coolant that looks like a milkshake. Pressure-test both circuits after a cooler swap — a leak here mixes oil and coolant. Read more

This group shows a single part: DORMAN 918985.

This table covers the gaskets that seal the Oil Cooler. Typical signs include seepage at the joint, a burnt-oil smell, or a leak that appears only after a long drive. Clean both flanges and torque in the sequence the notes or the manual call for. Read more

One part is listed for the 2018 Audi TT — ELRING 279610.

This table covers the seals at the Oil Cooler. Typical signs include a wet housing, a drip after sitting, or fluid flung off a rotating shaft. Fix the surface the seal rides on. A new seal on a grooved shaft will leak again. Read more

One part is listed for the 2018 Audi TT — DORMAN 926601.

This table covers the drain plugs in the oil pan. Read more

5 Oil Drain Plug parts for the 2018 Audi TT come from 3 brands — REIN, ELRING and VAICO.

Listed part numbers: ELRING 588690, REIN HWP0043 and REIN HWP1014, plus the other parts above.

This table covers the crush washers and gaskets under the oil drain plug. Typical signs include seepage at the joint, a burnt-oil smell, or a leak that appears only after a long drive. Clean both flanges and torque in the sequence the notes or the manual call for. Read more

5 Oil Drain Plug Gasket parts are listed for the 2018 Audi TT, from DORMAN, FEL-PRO, JAPANESE OE and 1 other brand. DORMAN 095147 carries the "Popular" badge.

This group includes DORMAN 095147, DORMAN 995147CD and FEL-PRO 73350 and the remaining parts above.

This table covers the caps on the oil filler neck. Read more

2 Oil Filler Cap parts for the 2018 Audi TT come from 2 brands — REIN and VAICO.

This group includes REIN CPL0046 and VAICO V107328.

This table covers the oil filters that screw onto this engine's filter mount. Typical signs include low oil pressure after a service, or a filter that will not spin off because the old gasket stayed on the block. Lube the new gasket and tighten to the spec on the box; a double-gasket install dumps the sump on the first drive. Read more

35 Oil Filter parts for the 2018 Audi TT come from 17 brands — WIX, PRO-TEC, FVP and 14 other brands. The "Popular" part is PRO-TEC PXL57187. They are grouped as Economy, High Performance / Heavy Duty and Standard Replacement, with Standard Replacement the largest group at 18 parts from MANN, WIX, FEL-PRO and 9 other brands.

This table covers the Oil Filter Adapter Gasket O-rings. Typical signs include a seep at a fitting or a housing that weeps after a service. Lube the new O-ring with the fluid it will see, and do not roll it into the groove. Read more

One part is listed for the 2018 Audi TT — VICTOR REINZ 713756900.

This table covers the Oil Filter covers. Read more

7 Oil Filter Cover parts are listed for the 2018 Audi TT, from DORMAN, MOTORAD, VAICO and 1 other brand. DORMAN 921171 carries the "Popular" badge.

Listed part numbers: DORMAN 921171, DORMAN 921169 and MOTORAD MO319, plus the other parts above.

This table covers the Oil Filter housings. Read more

One part is listed for the 2018 Audi TT — HENGST H816H.

This table covers the seals at the Oil Filter Housing. Typical signs include a wet housing, a drip after sitting, or fluid flung off a rotating shaft. Fix the surface the seal rides on. A new seal on a grooved shaft will leak again. Read more

This group shows a single part: ELRING 279630.

This table covers the Oil Level sensors. Typical signs include a warning lamp, a stored code, or a reading that drops out when the harness is wiggled. Inspect the connector and ground before replacing the sensor — wiring faults are often condemned as bad sensors. Read more

3 Oil Level Sensor parts for the 2018 Audi TT come from 3 brands — HELLA, VEMO and VNE.

Listed part numbers: HELLA 013680091, VEMO V10721427 and VNE 700043.

This table covers the oil pans that hold the engine's oil sump. Read more

5 Oil Pan parts are listed for the 2018 Audi TT, from DORMAN, REIN and SPECTRA PREMIUM. SPECTRA PREMIUM VWP55A carries the "Popular" badge.

Part numbers include SPECTRA PREMIUM VWP55A, DORMAN 264629 and DORMAN 264889, among others listed above.

This table covers the gaskets between the oil pan and the block. Typical signs include seepage at the joint, a burnt-oil smell, or a leak that appears only after a long drive. Clean both flanges and torque in the sequence the notes or the manual call for. Read more

5 Oil Pan Gasket parts for the 2018 Audi TT come from 3 brands — AJUSA, ELRING and VICTOR REINZ.

Listed part numbers: AJUSA 16063100, AJUSA 59016200 and ELRING 398260, plus the other parts above.

This table covers the Oil Pump Control Valve solenoids. Typical signs include a harsh or missing shift, or a code for this solenoid circuit. Check resistance and the connector before dropping the pan for a solenoid. Read more

2 Oil Pump Control Valve / Solenoid parts are listed for the 2018 Audi TT, from DORMAN and GATES.

Listed part numbers: DORMAN 916880 and GATES VVS263.

This table covers the Supercharger pressure sensors. Typical signs include a check-engine light for MAP or fuel-rail pressure, or a limp mode under load. A vacuum leak or a clogged reference line will fake a bad pressure sensor. Read more

This group shows a single part: WELLS 5S15123.

This table covers the Timing covers. Read more

3 Timing Cover parts are listed for the 2018 Audi TT, from REIN and ELRING.

This group includes ELRING 231851, REIN TCV0137 and REIN TCV0158.

This table covers the gaskets that seal the Timing Cover. Typical signs include seepage at the joint, a burnt-oil smell, or a leak that appears only after a long drive. Clean both flanges and torque in the sequence the notes or the manual call for. Read more

3 Timing Cover Gasket parts for the 2018 Audi TT come from ELRING.

This group includes ELRING 302690, ELRING 268000 and ELRING 872370.

This table covers the Torque Strut mounts. Typical signs include a clunk on takeoff, a vibration at idle, or a separated rubber insert. Support the powertrain before unbolting a mount, and torque the fasteners in the notes. Read more

3 Torque Strut Mount parts are listed for the 2018 Audi TT, from ANCHOR, DEA / MARMON RIDE CONTROL and WESTAR.

Listed part numbers: ANCHOR 10326, DEA / MARMON RIDE CONTROL A4984 and WESTAR EM7600.

This table covers the turbochargers that compress intake air. Read more

3 Turbocharger parts for the 2018 Audi TT come from 2 brands — BORG-WARNER and GPD.

Listed part numbers: BORG-WARNER 18559880036, BORG-WARNER 18559880037 and GPD 2511772.

This table covers the Turbocharger Boost sensors. Typical signs include a warning lamp, a stored code, or a reading that drops out when the harness is wiggled. Inspect the connector and ground before replacing the sensor — wiring faults are often condemned as bad sensors. Read more

2 Turbocharger Boost Sensor parts are listed for the 2018 Audi TT, from HELLA and WELLS.

Listed part numbers: HELLA 358152261 and WELLS 5S15123.

This table covers the Turbocharger Coolant lines. Typical signs include a wet fitting, a rusted pipe, or a pressure loss in this circuit. Flare or thread the new line the way the notes specify; a kinked replacement will fail early. Read more

This group shows a single part: DORMAN 667430.

This table covers the Turbocharger Diverter / Bypass valves. Typical signs include a circuit that will not hold, a whistle, or a code for this valve. A stuck valve is often debris. Clean the ports before installing the new one. Read more

5 Turbocharger Diverter / Bypass Valve parts for the 2018 Audi TT come from 5 brands — DORMAN, PIERBURG, SKP and 2 other brands.

This group includes DORMAN 911240, PIERBURG 702901050 and SKP SK911240 and the remaining parts above.

This table covers the gaskets that seal the Turbocharger. Typical signs include seepage at the joint, a burnt-oil smell, or a leak that appears only after a long drive. Clean both flanges and torque in the sequence the notes or the manual call for. Read more

AJUSA supplies both parts for the 2018 Audi TT.

This group includes AJUSA JTC11717 and AJUSA JTC12307.

This table covers the fasteners that mount the turbocharger. Read more

One part is listed for the 2018 Audi TT — ELRING 793230.

This table covers the Turbocharger Oil lines. Typical signs include a wet fitting, a rusted pipe, or a pressure loss in this circuit. Flare or thread the new line the way the notes specify; a kinked replacement will fail early. Read more

3 Turbocharger Oil Line parts for the 2018 Audi TT come from 2 brands — AJUSA and DORMAN.

Part numbers include AJUSA OP10639, AJUSA OP11076 and DORMAN 667428.

This table covers the Turbocharger Oil Line Gasket O-rings. Typical signs include a seep at a fitting or a housing that weeps after a service. Lube the new O-ring with the fluid it will see, and do not roll it into the groove. Read more

This group shows a single part: AJUSA 01200600.

This table covers the gaskets that seal the valve cover to the cylinder head. Typical signs include seepage at the joint, a burnt-oil smell, or a leak that appears only after a long drive. Clean both flanges and torque in the sequence the notes or the manual call for. Read more

3 Valve Cover Gasket parts for the 2018 Audi TT come from 3 brands — AJUSA, ELRING and VICTOR REINZ.

Listed part numbers: AJUSA 75000400, ELRING 461682 and VICTOR REINZ 703141410.

This table covers the pressed-in bronze and cast-iron guides that align valve stems. Typical signs include oil smoke on startup, a guide that has gone oval, or a valve that no longer seats quietly. Guides are a machine-shop fit. Confirm stem diameter in the notes before ordering. Read more

2 Valve Guide parts for the 2018 Audi TT come from 2 brands — ENGINETECH and TOPLINE.

This group includes ENGINETECH GD3027 and TOPLINE VGVW21.

This table covers the lifters / tappets that transfer cam motion to the valves. Read more

5 Valve Lifter parts for the 2018 Audi TT come from 5 brands — MELLING, AJUSA, ENGINETECH and 2 other brands. The "Popular" part is MELLING JB7532.

Part numbers include MELLING JB7532, AJUSA 85009000 and ENGINETECH L4332, among others listed above.

This table covers the keepers that lock each valve-spring retainer to the stem. Read more

3 Valve Spring Retainer Keeper parts are listed for the 2018 Audi TT, from MELLING, QUALCAST and SBI.

Part numbers include MELLING VL1098, QUALCAST 345021 and SBI 1211098.

This table covers the seals on each valve stem that control oil into the guides. Typical signs include a wet housing, a drip after sitting, or fluid flung off a rotating shaft. Fix the surface the seal rides on. A new seal on a grooved shaft will leak again. Read more

7 Valve Stem Seal parts for the 2018 Audi TT come from 4 brands — AJUSA, ELRING, ENGINETECH and 1 other brand.

This group includes AJUSA 57023600, AJUSA 12037600 and AJUSA 57077700 and the remaining parts above.

This table covers the oil-control solenoids that command the cam phasers. Typical signs include a door or range that will not move, or a click with no motion. Confirm the command signal before replacing the actuator — a failed module looks the same. Read more

8 Variable Valve Timing (VVT) Solenoid / Actuator parts for the 2018 Audi TT come from 7 brands — SKP, DORMAN, GATES and 4 other brands. The "Popular" part is SKP SK918130.

The Economy section lists 6 options from SKP, DORMAN, GATES and 2 other brands — the catalog's value-priced group. SKP SK918130 is listed in this group.

In the Standard Replacement grade, BECK/ARNLEY and STANDARD MOTOR PRODUCTS supply 2 parts: built to original-equipment specification. A representative part number is BECK/ARNLEY 0242143.

This group includes SKP SK918130, SKP SK918134 and DORMAN 918130 and the remaining parts above.